17793620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68437}}^1$

素因数の和:68459

約数の個数: 24

約数和(自身を含む): 40241544

約数和(自身を除く): 22447924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68437, 136874, 273748, 342185, 684370, 889681, 1368740, 1779362, 3558724, 4448405, 8896810, 17793620]

約数ペア:

[(1, 17793620), (2, 8896810), (4, 4448405), (5, 3558724), (10, 1779362), (13, 1368740), (20, 889681), (26, 684370), (52, 342185), (65, 273748), (130, 136874), (260, 68437)]