20206953

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{172709}}^1$

素因数の和:172728

約数の個数: 12

約数和(自身を含む): 31433220

約数和(自身を除く): 11226267

約数列:

[1, 3, 9, 13, 39, 117, 172709, 518127, 1554381, 2245217, 6735651, 20206953]

約数ペア:

[(1, 20206953), (3, 6735651), (9, 2245217), (13, 1554381), (39, 518127), (117, 172709)]