20438868

素因数分解:

$2^2\times 3^1\times {\mathrm{457}}^1\times {\mathrm{3727}}^1$

素因数の和:4191

約数の個数: 24

約数和(自身を含む): 47807872

約数和(自身を除く): 27369004

約数列:

[1, 2, 3, 4, 6, 12, 457, 914, 1371, 1828, 2742, 3727, 5484, 7454, 11181, 14908, 22362, 44724, 1703239, 3406478, 5109717, 6812956, 10219434, 20438868]

約数ペア:

[(1, 20438868), (2, 10219434), (3, 6812956), (4, 5109717), (6, 3406478), (12, 1703239), (457, 44724), (914, 22362), (1371, 14908), (1828, 11181), (2742, 7454), (3727, 5484)]