18706412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2437}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 34814640

約数和(自身を除く): 16108228

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 2437, 3838, 4874, 7676, 9748, 46303, 92606, 185212, 246137, 492274, 984548, 4676603, 9353206, 18706412]

約数ペア:

[(1, 18706412), (2, 9353206), (4, 4676603), (19, 984548), (38, 492274), (76, 246137), (101, 185212), (202, 92606), (404, 46303), (1919, 9748), (2437, 7676), (3838, 4874)]