20007391384

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{1423}}^1\times {\mathrm{17401}}^1$

素因数の和:18931

約数の個数: 32

約数和(自身を含む): 37914085440

約数和(自身を除く): 17906694056

約数列:

[1, 2, 4, 8, 101, 202, 404, 808, 1423, 2846, 5692, 11384, 17401, 34802, 69604, 139208, 143723, 287446, 574892, 1149784, 1757501, 3515002, 7030004, 14060008, 24761623, 49523246, 99046492, 198092984, 2500923923, 5001847846, 10003695692, 20007391384]

約数ペア:

[(1, 20007391384), (2, 10003695692), (4, 5001847846), (8, 2500923923), (101, 198092984), (202, 99046492), (404, 49523246), (808, 24761623), (1423, 14060008), (2846, 7030004), (5692, 3515002), (11384, 1757501), (17401, 1149784), (34802, 574892), (69604, 287446), (139208, 143723)]