20188108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2437}}^1$

素因数の和:2569

約数の個数: 24

約数和(自身を含む): 37545200

約数和(自身を除く): 17357092

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 2437, 4142, 4874, 8284, 9748, 46303, 92606, 185212, 265633, 531266, 1062532, 5047027, 10094054, 20188108]

約数ペア:

[(1, 20188108), (2, 10094054), (4, 5047027), (19, 1062532), (38, 531266), (76, 265633), (109, 185212), (218, 92606), (436, 46303), (2071, 9748), (2437, 8284), (4142, 4874)]