20117108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1913}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 38586240

約数和(自身を除く): 18469132

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 1913, 2629, 3826, 5258, 7652, 10516, 21043, 42086, 84172, 457207, 914414, 1828828, 5029277, 10058554, 20117108]

約数ペア:

[(1, 20117108), (2, 10058554), (4, 5029277), (11, 1828828), (22, 914414), (44, 457207), (239, 84172), (478, 42086), (956, 21043), (1913, 10516), (2629, 7652), (3826, 5258)]