19337186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20441}}^1$

素因数の和:20497

約数の個数: 16

約数和(自身を含む): 32380128

約数和(自身を除く): 13042942

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 20441, 40882, 224851, 449702, 878963, 1757926, 9668593, 19337186]

約数ペア:

[(1, 19337186), (2, 9668593), (11, 1757926), (22, 878963), (43, 449702), (86, 224851), (473, 40882), (946, 20441)]