18712060609

素因数分解:

${\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{663713}}^1$

素因数の和:663968

約数の個数: 12

約数和(自身を含む): 20656107108

約数和(自身を除く): 1944046499

約数列:

[1, 11, 121, 233, 2563, 28193, 663713, 7300843, 80309273, 154645129, 1701096419, 18712060609]

約数ペア:

[(1, 18712060609), (11, 1701096419), (121, 154645129), (233, 80309273), (2563, 7300843), (28193, 663713)]