18947894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79613}}^1$

素因数の和:79639

約数の個数: 16

約数和(自身を含む): 34393248

約数和(自身を除く): 15445354

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 79613, 159226, 557291, 1114582, 1353421, 2706842, 9473947, 18947894]

約数ペア:

[(1, 18947894), (2, 9473947), (7, 2706842), (14, 1353421), (17, 1114582), (34, 557291), (119, 159226), (238, 79613)]