20800212

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{91229}}^1$

素因数の和:91255

約数の個数: 24

約数和(自身を含む): 51088800

約数和(自身を除く): 30288588

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 91229, 182458, 273687, 364916, 547374, 1094748, 1733351, 3466702, 5200053, 6933404, 10400106, 20800212]

約数ペア:

[(1, 20800212), (2, 10400106), (3, 6933404), (4, 5200053), (6, 3466702), (12, 1733351), (19, 1094748), (38, 547374), (57, 364916), (76, 273687), (114, 182458), (228, 91229)]