20373873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12149}}^1$

素因数の和:12208

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 9563727

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 12149, 36447, 157937, 473811, 522407, 1567221, 6791291, 20373873]

約数ペア:

[(1, 20373873), (3, 6791291), (13, 1567221), (39, 522407), (43, 473811), (129, 157937), (559, 36447), (1677, 12149)]