18189812

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 32659200

約数和(自身を除く): 14469388

約数列:

[1, 2, 4, 53, 106, 212, 239, 359, 478, 718, 956, 1436, 12667, 19027, 25334, 38054, 50668, 76108, 85801, 171602, 343204, 4547453, 9094906, 18189812]

約数ペア:

[(1, 18189812), (2, 9094906), (4, 4547453), (53, 343204), (106, 171602), (212, 85801), (239, 76108), (359, 50668), (478, 38054), (718, 25334), (956, 19027), (1436, 12667)]