20494210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{186311}}^1$

素因数の和:186329

約数の個数: 16

約数和(自身を含む): 40243392

約数和(自身を除く): 19749182

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 186311, 372622, 931555, 1863110, 2049421, 4098842, 10247105, 20494210]

約数ペア:

[(1, 20494210), (2, 10247105), (5, 4098842), (10, 2049421), (11, 1863110), (22, 931555), (55, 372622), (110, 186311)]