16920909

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{12451}}^1$

素因数の和:12608

約数の個数: 12

約数和(自身を含む): 24605152

約数和(自身を除く): 7684243

約数列:

[1, 3, 9, 151, 453, 1359, 12451, 37353, 112059, 1880101, 5640303, 16920909]

約数ペア:

[(1, 16920909), (3, 5640303), (9, 1880101), (151, 112059), (453, 37353), (1359, 12451)]