20087725156

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{621757}}^1$

素因数の和:621999

約数の個数: 24

約数和(自身を含む): 36193776696

約数和(自身を除く): 16106051540

約数列:

[1, 2, 4, 41, 82, 164, 197, 394, 788, 8077, 16154, 32308, 621757, 1243514, 2487028, 25492037, 50984074, 101968148, 122486129, 244972258, 489944516, 5021931289, 10043862578, 20087725156]

約数ペア:

[(1, 20087725156), (2, 10043862578), (4, 5021931289), (41, 489944516), (82, 244972258), (164, 122486129), (197, 101968148), (394, 50984074), (788, 25492037), (8077, 2487028), (16154, 1243514), (32308, 621757)]