20993856116

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{10753}}^1\times {\mathrm{11351}}^1$

素因数の和:22151

約数の個数: 24

約数和(自身を含む): 37600457664

約数和(自身を除く): 16606601548

約数列:

[1, 2, 4, 43, 86, 172, 10753, 11351, 21506, 22702, 43012, 45404, 462379, 488093, 924758, 976186, 1849516, 1952372, 122057303, 244114606, 488229212, 5248464029, 10496928058, 20993856116]

約数ペア:

[(1, 20993856116), (2, 10496928058), (4, 5248464029), (43, 488229212), (86, 244114606), (172, 122057303), (10753, 1952372), (11351, 1849516), (21506, 976186), (22702, 924758), (43012, 488093), (45404, 462379)]