20996937262

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31910239}}^1$

素因数の和:31910295

約数の個数: 16

約数和(自身を含む): 36760596480

約数和(自身を除く): 15763659218

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 31910239, 63820478, 223371673, 446743346, 1499781233, 2999562466, 10498468631, 20996937262]

約数ペア:

[(1, 20996937262), (2, 10498468631), (7, 2999562466), (14, 1499781233), (47, 446743346), (94, 223371673), (329, 63820478), (658, 31910239)]