2080198991

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{20887}}^1$

素因数の和:21110

約数の個数: 16

約数和(自身を含む): 2302024704

約数和(自身を除く): 221825713

約数列:

[1, 13, 47, 163, 611, 2119, 7661, 20887, 99593, 271531, 981689, 3404581, 12761957, 44259553, 160015307, 2080198991]

約数ペア:

[(1, 2080198991), (13, 160015307), (47, 44259553), (163, 12761957), (611, 3404581), (2119, 981689), (7661, 271531), (20887, 99593)]