20824210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189311}}^1$

素因数の和:189329

約数の個数: 16

約数和(自身を含む): 40891392

約数和(自身を除く): 20067182

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 189311, 378622, 946555, 1893110, 2082421, 4164842, 10412105, 20824210]

約数ペア:

[(1, 20824210), (2, 10412105), (5, 4164842), (10, 2082421), (11, 1893110), (22, 946555), (55, 378622), (110, 189311)]