39899642

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{991}}^1$

素因数の和:1525

約数の個数: 16

約数和(自身を含む): 61496064

約数和(自身を除く): 21596422

約数列:

[1, 2, 41, 82, 491, 982, 991, 1982, 20131, 40262, 40631, 81262, 486581, 973162, 19949821, 39899642]

約数ペア:

[(1, 39899642), (2, 19949821), (41, 973162), (82, 486581), (491, 81262), (982, 40631), (991, 40262), (1982, 20131)]