2018924816

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{398053}}^1$

素因数の和:398378

約数の個数: 20

約数和(自身を含む): 3924016332

約数和(自身を除く): 1905091516

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 398053, 796106, 1592212, 3184424, 6368848, 126182801, 252365602, 504731204, 1009462408, 2018924816]

約数ペア:

[(1, 2018924816), (2, 1009462408), (4, 504731204), (8, 252365602), (16, 126182801), (317, 6368848), (634, 3184424), (1268, 1592212), (2536, 796106), (5072, 398053)]