20125364

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11783}}^1$

素因数の和:11855

約数の個数: 24

約数和(自身を含む): 40914048

約数和(自身を除く): 20788684

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11783, 23566, 47132, 82481, 164962, 329924, 718763, 1437526, 2875052, 5031341, 10062682, 20125364]

約数ペア:

[(1, 20125364), (2, 10062682), (4, 5031341), (7, 2875052), (14, 1437526), (28, 718763), (61, 329924), (122, 164962), (244, 82481), (427, 47132), (854, 23566), (1708, 11783)]