20653886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11311}}^1$

素因数の和:11407

約数の個数: 16

約数和(自身を含む): 34207488

約数和(自身を除く): 13553602

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11311, 22622, 124421, 248842, 938813, 1877626, 10326943, 20653886]

約数ペア:

[(1, 20653886), (2, 10326943), (11, 1877626), (22, 938813), (83, 248842), (166, 124421), (913, 22622), (1826, 11311)]