2018949881

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{322877}}^1$

素因数の和:322940

約数の個数: 12

約数和(自身を含む): 2245293612

約数和(自身を除く): 226343731

約数列:

[1, 13, 37, 169, 481, 6253, 322877, 4197401, 11946449, 54566213, 155303837, 2018949881]

約数ペア:

[(1, 2018949881), (13, 155303837), (37, 54566213), (169, 11946449), (481, 4197401), (6253, 322877)]