81940804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{3109}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 156744000

約数和(自身を除く): 74803196

約数列:

[1, 2, 4, 11, 22, 44, 599, 1198, 2396, 3109, 6218, 6589, 12436, 13178, 26356, 34199, 68398, 136796, 1862291, 3724582, 7449164, 20485201, 40970402, 81940804]

約数ペア:

[(1, 81940804), (2, 40970402), (4, 20485201), (11, 7449164), (22, 3724582), (44, 1862291), (599, 136796), (1198, 68398), (2396, 34199), (3109, 26356), (6218, 13178), (6589, 12436)]