19641544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{188861}}^1$

素因数の和:188880

約数の個数: 16

約数和(自身を含む): 39661020

約数和(自身を除く): 20019476

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 188861, 377722, 755444, 1510888, 2455193, 4910386, 9820772, 19641544]

約数ペア:

[(1, 19641544), (2, 9820772), (4, 4910386), (8, 2455193), (13, 1510888), (26, 755444), (52, 377722), (104, 188861)]