220199684

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{18911}}^1$

素因数の和:19027

約数の個数: 24

約数和(自身を含む): 400329216

約数和(自身を除く): 180129532

約数列:

[1, 2, 4, 41, 71, 82, 142, 164, 284, 2911, 5822, 11644, 18911, 37822, 75644, 775351, 1342681, 1550702, 2685362, 3101404, 5370724, 55049921, 110099842, 220199684]

約数ペア:

[(1, 220199684), (2, 110099842), (4, 55049921), (41, 5370724), (71, 3101404), (82, 2685362), (142, 1550702), (164, 1342681), (284, 775351), (2911, 75644), (5822, 37822), (11644, 18911)]