2013903857

素因数分解:

$7^1\times {\mathrm{223}}^1\times {\mathrm{773}}^1\times {\mathrm{1669}}^1$

素因数の和:2672

約数の個数: 16

約数和(自身を含む): 2316303360

約数和(自身を除く): 302399503

約数列:

[1, 7, 223, 773, 1561, 1669, 5411, 11683, 172379, 372187, 1206653, 1290137, 2605309, 9030959, 287700551, 2013903857]

約数ペア:

[(1, 2013903857), (7, 287700551), (223, 9030959), (773, 2605309), (1561, 1290137), (1669, 1206653), (5411, 372187), (11683, 172379)]