20651356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2713}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 39667824

約数和(自身を除く): 19016468

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2713, 3806, 5426, 7612, 10852, 29843, 59686, 119372, 469349, 938698, 1877396, 5162839, 10325678, 20651356]

約数ペア:

[(1, 20651356), (2, 10325678), (4, 5162839), (11, 1877396), (22, 938698), (44, 469349), (173, 119372), (346, 59686), (692, 29843), (1903, 10852), (2713, 7612), (3806, 5426)]