divisor

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divisor

1. a number or quantity to be divided into another number or quantity (the dividend)
2. a number that is a factor of another number
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

divisor

[də′vīz·ər]
(mathematics)
The quantity by which another quantity is divided in the operation of division.
An element b in a commutative ring with identity is a divisor of an element a if there is an element c in the ring such that a = bc.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

divisor

A quantity that evenly divides another quantity.

Unless otherwise stated, use of this term implies that the quantities involved are integers. (For non-integers, the more general term factor may be more appropriate.)

Example: 3 is a divisor of 15. Example: 3 is not a divisor of 14.
This article is provided by FOLDOC - Free Online Dictionary of Computing (foldoc.org)
References in periodicals archive ?
Let us list all factors of [2.sup.k-1] and other proper factors of n as follows.
So these are called the proper factors, or divisors--less than the number itself--of 30 and if we add them