18479493

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{449}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 28431000

約数和(自身を除く): 9951507

約数列:

[1, 3, 9, 17, 51, 153, 269, 449, 807, 1347, 2421, 4041, 4573, 7633, 13719, 22899, 41157, 68697, 120781, 362343, 1087029, 2053277, 6159831, 18479493]

約数ペア:

[(1, 18479493), (3, 6159831), (9, 2053277), (17, 1087029), (51, 362343), (153, 120781), (269, 68697), (449, 41157), (807, 22899), (1347, 13719), (2421, 7633), (4041, 4573)]