2003198510

素因数分解:

$2^1\times 5^1\times {\mathrm{15661}}^1\times {\mathrm{12791}}^1$

素因数の和:28459

約数の個数: 16

約数和(自身を含む): 3606269472

約数和(自身を除く): 1603070962

約数列:

[1, 2, 5, 10, 12791, 15661, 25582, 31322, 63955, 78305, 127910, 156610, 200319851, 400639702, 1001599255, 2003198510]

約数ペア:

[(1, 2003198510), (2, 1001599255), (5, 400639702), (10, 200319851), (12791, 156610), (15661, 127910), (25582, 78305), (31322, 63955)]