19661894

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{82613}}^1$

素因数の和:82639

約数の個数: 16

約数和(自身を含む): 35689248

約数和(自身を除く): 16027354

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 82613, 165226, 578291, 1156582, 1404421, 2808842, 9830947, 19661894]

約数ペア:

[(1, 19661894), (2, 9830947), (7, 2808842), (14, 1404421), (17, 1156582), (34, 578291), (119, 165226), (238, 82613)]