18727137

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14551}}^1$

素因数の和:14581

約数の個数: 24

約数和(自身を含む): 31781568

約数和(自身を除く): 13054431

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 14551, 43653, 130959, 160061, 189163, 480183, 567489, 1440549, 1702467, 2080793, 6242379, 18727137]

約数ペア:

[(1, 18727137), (3, 6242379), (9, 2080793), (11, 1702467), (13, 1440549), (33, 567489), (39, 480183), (99, 189163), (117, 160061), (143, 130959), (429, 43653), (1287, 14551)]