20680726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1777}}^1$

素因数の和:1836

約数の個数: 24

約数和(自身を含む): 35396424

約数和(自身を除く): 14715698

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 529, 1058, 1777, 3554, 5819, 11638, 19547, 39094, 40871, 81742, 449581, 899162, 940033, 1880066, 10340363, 20680726]

約数ペア:

[(1, 20680726), (2, 10340363), (11, 1880066), (22, 940033), (23, 899162), (46, 449581), (253, 81742), (506, 40871), (529, 39094), (1058, 19547), (1777, 11638), (3554, 5819)]