20444417

素因数分解:

$7^2\times {\mathrm{223}}^1\times {\mathrm{1871}}^1$

素因数の和:2108

約数の個数: 12

約数和(自身を含む): 23901696

約数和(自身を除く): 3457279

約数列:

[1, 7, 49, 223, 1561, 1871, 10927, 13097, 91679, 417233, 2920631, 20444417]

約数ペア:

[(1, 20444417), (7, 2920631), (49, 417233), (223, 91679), (1561, 13097), (1871, 10927)]