20953262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{2729}}^1$

素因数の和:3091

約数の個数: 16

約数和(自身を含む): 34398000

約数和(自身を除く): 13444738

約数列:

[1, 2, 11, 22, 349, 698, 2729, 3839, 5458, 7678, 30019, 60038, 952421, 1904842, 10476631, 20953262]

約数ペア:

[(1, 20953262), (2, 10476631), (11, 1904842), (22, 952421), (349, 60038), (698, 30019), (2729, 7678), (3839, 5458)]