20722879969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1\times {\mathrm{1511}}^1$

素因数の和:2677

約数の個数: 32

約数和(自身を含む): 24004657152

約数和(自身を除く): 3281777183

約数列:

[1, 11, 31, 37, 341, 407, 1087, 1147, 1511, 11957, 12617, 16621, 33697, 40219, 46841, 55907, 370667, 442409, 515251, 614977, 1246789, 1642457, 1733117, 13714679, 18067027, 19064287, 50916167, 60770909, 560077837, 668479999, 1883898179, 20722879969]

約数ペア:

[(1, 20722879969), (11, 1883898179), (31, 668479999), (37, 560077837), (341, 60770909), (407, 50916167), (1087, 19064287), (1147, 18067027), (1511, 13714679), (11957, 1733117), (12617, 1642457), (16621, 1246789), (33697, 614977), (40219, 515251), (46841, 442409), (55907, 370667)]