20185569898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{59720621}}^1$

素因数の和:59720649

約数の個数: 12

約数和(自身を含む): 32786621478

約数和(自身を除く): 12601051580

約数列:

[1, 2, 13, 26, 169, 338, 59720621, 119441242, 776368073, 1552736146, 10092784949, 20185569898]

約数ペア:

[(1, 20185569898), (2, 10092784949), (13, 1552736146), (26, 776368073), (169, 119441242), (338, 59720621)]