18634317

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15413}}^1$

素因数の和:15460

約数の個数: 16

約数和(自身を含む): 27621888

約数和(自身を除く): 8987571

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 15413, 46239, 200369, 477803, 601107, 1433409, 6211439, 18634317]

約数ペア:

[(1, 18634317), (3, 6211439), (13, 1433409), (31, 601107), (39, 477803), (93, 200369), (403, 46239), (1209, 15413)]