20175237

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{1069}}^1$

素因数の和:1314

約数の個数: 20

約数和(自身を含む): 30295980

約数和(自身を除く): 10120743

約数列:

[1, 3, 9, 27, 81, 233, 699, 1069, 2097, 3207, 6291, 9621, 18873, 28863, 86589, 249077, 747231, 2241693, 6725079, 20175237]

約数ペア:

[(1, 20175237), (3, 6725079), (9, 2241693), (27, 747231), (81, 249077), (233, 86589), (699, 28863), (1069, 18873), (2097, 9621), (3207, 6291)]