201911404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2656729}}^1$

素因数の和:2656752

約数の個数: 12

約数和(自身を含む): 371942200

約数和(自身を除く): 170030796

約数列:

[1, 2, 4, 19, 38, 76, 2656729, 5313458, 10626916, 50477851, 100955702, 201911404]

約数ペア:

[(1, 201911404), (2, 100955702), (4, 50477851), (19, 10626916), (38, 5313458), (76, 2656729)]