20181877209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1193}}^1\times {\mathrm{144589}}^1$

素因数の和:145801

約数の個数: 24

約数和(自身を含む): 31420563720

約数和(自身を除く): 11238686511

約数列:

[1, 3, 9, 13, 39, 117, 1193, 3579, 10737, 15509, 46527, 139581, 144589, 433767, 1301301, 1879657, 5638971, 16916913, 172494677, 517484031, 1552452093, 2242430801, 6727292403, 20181877209]

約数ペア:

[(1, 20181877209), (3, 6727292403), (9, 2242430801), (13, 1552452093), (39, 517484031), (117, 172494677), (1193, 16916913), (3579, 5638971), (10737, 1879657), (15509, 1301301), (46527, 433767), (139581, 144589)]