2080986445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{63629}}^1$

素因数の和:63876

約数の個数: 16

約数和(自身を含む): 2589995520

約数和(自身を除く): 509009075

約数列:

[1, 5, 31, 155, 211, 1055, 6541, 32705, 63629, 318145, 1972499, 9862495, 13425719, 67128595, 416197289, 2080986445]

約数ペア:

[(1, 2080986445), (5, 416197289), (31, 67128595), (155, 13425719), (211, 9862495), (1055, 1972499), (6541, 318145), (32705, 63629)]