18190485

素因数分解:

$3^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{739}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 31630560

約数和(自身を除く): 13440075

約数列:

[1, 3, 5, 9, 15, 45, 547, 739, 1641, 2217, 2735, 3695, 4923, 6651, 8205, 11085, 24615, 33255, 404233, 1212699, 2021165, 3638097, 6063495, 18190485]

約数ペア:

[(1, 18190485), (3, 6063495), (5, 3638097), (9, 2021165), (15, 1212699), (45, 404233), (547, 33255), (739, 24615), (1641, 11085), (2217, 8205), (2735, 6651), (3695, 4923)]