18970580138

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{1453}}^1\times {\mathrm{6793}}^1$

素因数の和:8310

約数の個数: 24

約数和(自身を含む): 29427980004

約数和(自身を除く): 10457399866

約数列:

[1, 2, 31, 62, 961, 1453, 1922, 2906, 6793, 13586, 45043, 90086, 210583, 421166, 1396333, 2792666, 6528073, 9870229, 13056146, 19740458, 305977099, 611954198, 9485290069, 18970580138]

約数ペア:

[(1, 18970580138), (2, 9485290069), (31, 611954198), (62, 305977099), (961, 19740458), (1453, 13056146), (1922, 9870229), (2906, 6528073), (6793, 2792666), (13586, 1396333), (45043, 421166), (90086, 210583)]