20109772786

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1360423}}^1$

素因数の和:1360833

約数の個数: 16

約数和(自身を含む): 31833921600

約数和(自身を除く): 11724148814

約数列:

[1, 2, 19, 38, 389, 778, 7391, 14782, 1360423, 2720846, 25848037, 51696074, 529204547, 1058409094, 10054886393, 20109772786]

約数ペア:

[(1, 20109772786), (2, 10054886393), (19, 1058409094), (38, 529204547), (389, 51696074), (778, 25848037), (7391, 2720846), (14782, 1360423)]