20359724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66103}}^1$

素因数の和:66125

約数の個数: 24

約数和(自身を含む): 44421888

約数和(自身を除く): 24062164

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 66103, 132206, 264412, 462721, 727133, 925442, 1454266, 1850884, 2908532, 5089931, 10179862, 20359724]

約数ペア:

[(1, 20359724), (2, 10179862), (4, 5089931), (7, 2908532), (11, 1850884), (14, 1454266), (22, 925442), (28, 727133), (44, 462721), (77, 264412), (154, 132206), (308, 66103)]