19788820945

素因数分解:

$5^1\times {\mathrm{389}}^1\times {\mathrm{433}}^1\times {\mathrm{23497}}^1$

素因数の和:24324

約数の個数: 16

約数和(自身を含む): 23863628880

約数和(自身を除く): 4074807935

約数列:

[1, 5, 389, 433, 1945, 2165, 23497, 117485, 168437, 842185, 9140333, 10174201, 45701665, 50871005, 3957764189, 19788820945]

約数ペア:

[(1, 19788820945), (5, 3957764189), (389, 50871005), (433, 45701665), (1945, 10174201), (2165, 9140333), (23497, 842185), (117485, 168437)]