18106803

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1320

約数の個数: 36

約数和(自身を含む): 30983680

約数和(自身を除く): 12876877

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 1089, 1279, 1287, 1573, 3837, 4719, 11511, 14069, 14157, 16627, 42207, 49881, 126621, 149643, 154759, 182897, 464277, 548691, 1392831, 1646073, 2011867, 6035601, 18106803]

約数ペア:

[(1, 18106803), (3, 6035601), (9, 2011867), (11, 1646073), (13, 1392831), (33, 548691), (39, 464277), (99, 182897), (117, 154759), (121, 149643), (143, 126621), (363, 49881), (429, 42207), (1089, 16627), (1279, 14157), (1287, 14069), (1573, 11511), (3837, 4719)]