18905403

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{52081}}^1$

素因数の和:52106

約数の個数: 12

約数和(自身を含む): 27707624

約数和(自身を除く): 8802221

約数列:

[1, 3, 11, 33, 121, 363, 52081, 156243, 572891, 1718673, 6301801, 18905403]

約数ペア:

[(1, 18905403), (3, 6301801), (11, 1718673), (33, 572891), (121, 156243), (363, 52081)]