20147987509

素因数分解:

${\mathrm{13}}^2\times {\mathrm{277}}^1\times {\mathrm{430393}}^1$

素因数の和:430696

約数の個数: 12

約数和(自身を含む): 21895864356

約数和(自身を除く): 1747876847

約数列:

[1, 13, 169, 277, 3601, 46813, 430393, 5595109, 72736417, 119218861, 1549845193, 20147987509]

約数ペア:

[(1, 20147987509), (13, 1549845193), (169, 119218861), (277, 72736417), (3601, 5595109), (46813, 430393)]