20128088

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 39474000

約数和(自身を除く): 19345912

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 808, 859, 1718, 2929, 3436, 5858, 6872, 11716, 23432, 24911, 49822, 86759, 99644, 173518, 199288, 347036, 694072, 2516011, 5032022, 10064044, 20128088]

約数ペア:

[(1, 20128088), (2, 10064044), (4, 5032022), (8, 2516011), (29, 694072), (58, 347036), (101, 199288), (116, 173518), (202, 99644), (232, 86759), (404, 49822), (808, 24911), (859, 23432), (1718, 11716), (2929, 6872), (3436, 5858)]