19910324

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2833}}^1$

素因数の和:3095

約数の個数: 24

約数和(自身を含む): 39993408

約数和(自身を除く): 20083084

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 2833, 3514, 5666, 7028, 11332, 19831, 39662, 79324, 711083, 1422166, 2844332, 4977581, 9955162, 19910324]

約数ペア:

[(1, 19910324), (2, 9955162), (4, 4977581), (7, 2844332), (14, 1422166), (28, 711083), (251, 79324), (502, 39662), (1004, 19831), (1757, 11332), (2833, 7028), (3514, 5666)]