20512990381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4035607}}^1$

素因数の和:4035660

約数の個数: 16

約数和(自身を含む): 24407357184

約数和(自身を除く): 3894366803

約数列:

[1, 13, 17, 23, 221, 299, 391, 5083, 4035607, 52462891, 68605319, 92818961, 891869147, 1206646493, 1577922337, 20512990381]

約数ペア:

[(1, 20512990381), (13, 1577922337), (17, 1206646493), (23, 891869147), (221, 92818961), (299, 68605319), (391, 52462891), (5083, 4035607)]