18077730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1889}}^1$

素因数の和:1939

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 30911070

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1889, 1914, 3190, 3778, 4785, 5667, 9445, 9570, 11334, 18890, 20779, 28335, 41558, 54781, 56670, 62337, 103895, 109562, 124674, 164343, 207790, 273905, 311685, 328686, 547810, 602591, 623370, 821715, 1205182, 1643430, 1807773, 3012955, 3615546, 6025910, 9038865, 18077730]

約数ペア:

[(1, 18077730), (2, 9038865), (3, 6025910), (5, 3615546), (6, 3012955), (10, 1807773), (11, 1643430), (15, 1205182), (22, 821715), (29, 623370), (30, 602591), (33, 547810), (55, 328686), (58, 311685), (66, 273905), (87, 207790), (110, 164343), (145, 124674), (165, 109562), (174, 103895), (290, 62337), (319, 56670), (330, 54781), (435, 41558), (638, 28335), (870, 20779), (957, 18890), (1595, 11334), (1889, 9570), (1914, 9445), (3190, 5667), (3778, 4785)]