20709016

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3881}}^1$

素因数の和:3939

約数の個数: 32

約数和(自身を含む): 41925600

約数和(自身を除く): 21216584

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 92, 116, 184, 232, 667, 1334, 2668, 3881, 5336, 7762, 15524, 31048, 89263, 112549, 178526, 225098, 357052, 450196, 714104, 900392, 2588627, 5177254, 10354508, 20709016]

約数ペア:

[(1, 20709016), (2, 10354508), (4, 5177254), (8, 2588627), (23, 900392), (29, 714104), (46, 450196), (58, 357052), (92, 225098), (116, 178526), (184, 112549), (232, 89263), (667, 31048), (1334, 15524), (2668, 7762), (3881, 5336)]