20471642

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{349}}^1$

素因数の和:701

約数の個数: 16

約数和(自身を含む): 31164000

約数和(自身を除く): 10692358

約数列:

[1, 2, 139, 211, 278, 349, 422, 698, 29329, 48511, 58658, 73639, 97022, 147278, 10235821, 20471642]

約数ペア:

[(1, 20471642), (2, 10235821), (139, 147278), (211, 97022), (278, 73639), (349, 58658), (422, 48511), (698, 29329)]