18933777

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{22621}}^1$

素因数の和:22661

約数の個数: 16

約数和(自身を含む): 28956160

約数和(自身を除く): 10022383

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 22621, 67863, 203589, 610767, 701251, 2103753, 6311259, 18933777]

約数ペア:

[(1, 18933777), (3, 6311259), (9, 2103753), (27, 701251), (31, 610767), (93, 203589), (279, 67863), (837, 22621)]