18450369

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2381}}^1$

素因数の和:2438

約数の個数: 32

約数和(自身を含む): 32014080

約数和(自身を除く): 13563711

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2381, 2583, 7143, 7749, 16667, 21429, 50001, 64287, 97621, 150003, 292863, 450009, 683347, 878589, 2050041, 2635767, 6150123, 18450369]

約数ペア:

[(1, 18450369), (3, 6150123), (7, 2635767), (9, 2050041), (21, 878589), (27, 683347), (41, 450009), (63, 292863), (123, 150003), (189, 97621), (287, 64287), (369, 50001), (861, 21429), (1107, 16667), (2381, 7749), (2583, 7143)]