1888011

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 2933840

約数和(自身を除く): 1045829

約数列:

[1, 3, 9, 19, 57, 61, 171, 181, 183, 543, 549, 1159, 1629, 3439, 3477, 10317, 10431, 11041, 30951, 33123, 99369, 209779, 629337, 1888011]

約数ペア:

[(1, 1888011), (3, 629337), (9, 209779), (19, 99369), (57, 33123), (61, 30951), (171, 11041), (181, 10431), (183, 10317), (543, 3477), (549, 3439), (1159, 1629)]