20198403770

素因数分解:

$2^1\times 5^1\times {\mathrm{2203}}^1\times {\mathrm{916859}}^1$

素因数の和:919069

約数の個数: 16

約数和(自身を含む): 36373669920

約数和(自身を除く): 16175266150

約数列:

[1, 2, 5, 10, 2203, 4406, 11015, 22030, 916859, 1833718, 4584295, 9168590, 2019840377, 4039680754, 10099201885, 20198403770]

約数ペア:

[(1, 20198403770), (2, 10099201885), (5, 4039680754), (10, 2019840377), (2203, 9168590), (4406, 4584295), (11015, 1833718), (22030, 916859)]