389621356

素因数分解:

$2^2\times {\mathrm{1901}}^1\times {\mathrm{51239}}^1$

素因数の和:53144

約数の個数: 12

約数和(自身を含む): 682209360

約数和(自身を除く): 292588004

約数列:

[1, 2, 4, 1901, 3802, 7604, 51239, 102478, 204956, 97405339, 194810678, 389621356]

約数ペア:

[(1, 389621356), (2, 194810678), (4, 97405339), (1901, 204956), (3802, 102478), (7604, 51239)]