20199291998

素因数分解:

$2^1\times {\mathrm{409}}^1\times {\mathrm{1801}}^1\times {\mathrm{13711}}^1$

素因数の和:15923

約数の個数: 16

約数和(自身を含む): 30392099520

約数和(自身を除く): 10192807522

約数列:

[1, 2, 409, 818, 1801, 3602, 13711, 27422, 736609, 1473218, 5607799, 11215598, 24693511, 49387022, 10099645999, 20199291998]

約数ペア:

[(1, 20199291998), (2, 10099645999), (409, 49387022), (818, 24693511), (1801, 11215598), (3602, 5607799), (13711, 1473218), (27422, 736609)]