20828445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126233}}^1$

素因数の和:126252

約数の個数: 16

約数和(自身を含む): 36355392

約数和(自身を除く): 15526947

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126233, 378699, 631165, 1388563, 1893495, 4165689, 6942815, 20828445]

約数ペア:

[(1, 20828445), (3, 6942815), (5, 4165689), (11, 1893495), (15, 1388563), (33, 631165), (55, 378699), (165, 126233)]