20574186

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 41997120

約数和(自身を除く): 21422934

約数列:

[1, 2, 3, 6, 109, 163, 193, 218, 326, 327, 386, 489, 579, 654, 978, 1158, 17767, 21037, 31459, 35534, 42074, 53301, 62918, 63111, 94377, 106602, 126222, 188754, 3429031, 6858062, 10287093, 20574186]

約数ペア:

[(1, 20574186), (2, 10287093), (3, 6858062), (6, 3429031), (109, 188754), (163, 126222), (193, 106602), (218, 94377), (326, 63111), (327, 62918), (386, 53301), (489, 42074), (579, 35534), (654, 31459), (978, 21037), (1158, 17767)]