20178027079

素因数分解:

$7^2\times {\mathrm{199}}^1\times {\mathrm{2069329}}^1$

素因数の和:2069542

約数の個数: 12

約数和(自身を含む): 23590362000

約数和(自身を除く): 3412334921

約数列:

[1, 7, 49, 199, 1393, 9751, 2069329, 14485303, 101397121, 411796471, 2882575297, 20178027079]

約数ペア:

[(1, 20178027079), (7, 2882575297), (49, 411796471), (199, 101397121), (1393, 14485303), (9751, 2069329)]