13257020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{94693}}^1$

素因数の和:94709

約数の個数: 24

約数和(自身を含む): 31817184

約数和(自身を除く): 18560164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 94693, 189386, 378772, 473465, 662851, 946930, 1325702, 1893860, 2651404, 3314255, 6628510, 13257020]

約数ペア:

[(1, 13257020), (2, 6628510), (4, 3314255), (5, 2651404), (7, 1893860), (10, 1325702), (14, 946930), (20, 662851), (28, 473465), (35, 378772), (70, 189386), (140, 94693)]