20444809

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 26314848

約数和(自身を除く): 5870039

約数列:

[1, 7, 11, 49, 77, 83, 457, 539, 581, 913, 3199, 4067, 5027, 6391, 22393, 35189, 37931, 44737, 246323, 265517, 417241, 1858619, 2920687, 20444809]

約数ペア:

[(1, 20444809), (7, 2920687), (11, 1858619), (49, 417241), (77, 265517), (83, 246323), (457, 44737), (539, 37931), (581, 35189), (913, 22393), (3199, 6391), (4067, 5027)]