18307089

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{709}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 28059200

約数和(自身を除く): 9752111

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 709, 1359, 2127, 2869, 6381, 8607, 13471, 25821, 40413, 107059, 121239, 321177, 963531, 2034121, 6102363, 18307089]

約数ペア:

[(1, 18307089), (3, 6102363), (9, 2034121), (19, 963531), (57, 321177), (151, 121239), (171, 107059), (453, 40413), (709, 25821), (1359, 13471), (2127, 8607), (2869, 6381)]