19744777724

素因数分解:

$2^2\times 7^1\times {\mathrm{2903}}^1\times {\mathrm{242911}}^1$

素因数の和:245825

約数の個数: 24

約数和(自身を含む): 39503321088

約数和(自身を除く): 19758543364

約数列:

[1, 2, 4, 7, 14, 28, 2903, 5806, 11612, 20321, 40642, 81284, 242911, 485822, 971644, 1700377, 3400754, 6801508, 705170633, 1410341266, 2820682532, 4936194431, 9872388862, 19744777724]

約数ペア:

[(1, 19744777724), (2, 9872388862), (4, 4936194431), (7, 2820682532), (14, 1410341266), (28, 705170633), (2903, 6801508), (5806, 3400754), (11612, 1700377), (20321, 971644), (40642, 485822), (81284, 242911)]