20804924481

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{171179}}^1$

素因数の和:171349

約数の個数: 32

約数和(自身を含む): 31551897600

約数和(自身を除く): 10746973119

約数列:

[1, 3, 11, 29, 33, 87, 127, 319, 381, 957, 1397, 3683, 4191, 11049, 40513, 121539, 171179, 513537, 1882969, 4964191, 5648907, 14892573, 21739733, 54606101, 65219199, 163818303, 239137063, 630452257, 717411189, 1891356771, 6934974827, 20804924481]

約数ペア:

[(1, 20804924481), (3, 6934974827), (11, 1891356771), (29, 717411189), (33, 630452257), (87, 239137063), (127, 163818303), (319, 65219199), (381, 54606101), (957, 21739733), (1397, 14892573), (3683, 5648907), (4191, 4964191), (11049, 1882969), (40513, 513537), (121539, 171179)]