20555079

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:598

約数の個数: 16

約数和(自身を含む): 27861504

約数和(自身を除く): 7306425

約数列:

[1, 3, 131, 193, 271, 393, 579, 813, 25283, 35501, 52303, 75849, 106503, 156909, 6851693, 20555079]

約数ペア:

[(1, 20555079), (3, 6851693), (131, 156909), (193, 106503), (271, 75849), (393, 52303), (579, 35501), (813, 25283)]