18316786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 12631694

約数列:

[1, 2, 17, 23, 34, 46, 59, 118, 391, 397, 782, 794, 1003, 1357, 2006, 2714, 6749, 9131, 13498, 18262, 23069, 23423, 46138, 46846, 155227, 310454, 398191, 538729, 796382, 1077458, 9158393, 18316786]

約数ペア:

[(1, 18316786), (2, 9158393), (17, 1077458), (23, 796382), (34, 538729), (46, 398191), (59, 310454), (118, 155227), (391, 46846), (397, 46138), (782, 23423), (794, 23069), (1003, 18262), (1357, 13498), (2006, 9131), (2714, 6749)]