18726903

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53353}}^1$

素因数の和:53375

約数の個数: 16

約数和(自身を含む): 29878240

約数和(自身を除く): 11151337

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53353, 160059, 480177, 693589, 1440531, 2080767, 6242301, 18726903]

約数ペア:

[(1, 18726903), (3, 6242301), (9, 2080767), (13, 1440531), (27, 693589), (39, 480177), (117, 160059), (351, 53353)]