20513150786

素因数分解:

$2^1\times {\mathrm{1033}}^1\times {\mathrm{2203}}^1\times {\mathrm{4507}}^1$

素因数の和:7745

約数の個数: 16

約数和(自身を含む): 30820330464

約数和(自身を除く): 10307179678

約数列:

[1, 2, 1033, 2066, 2203, 4406, 4507, 9014, 2275699, 4551398, 4655731, 9311462, 9928921, 19857842, 10256575393, 20513150786]

約数ペア:

[(1, 20513150786), (2, 10256575393), (1033, 19857842), (2066, 9928921), (2203, 9311462), (4406, 4655731), (4507, 4551398), (9014, 2275699)]