20373982945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{865321}}^1$

素因数の和:865620

約数の個数: 16

約数和(自身を含む): 25980427728

約数和(自身を除く): 5606444783

約数列:

[1, 5, 17, 85, 277, 1385, 4709, 23545, 865321, 4326605, 14710457, 73552285, 239693917, 1198469585, 4074796589, 20373982945]

約数ペア:

[(1, 20373982945), (5, 4074796589), (17, 1198469585), (85, 239693917), (277, 73552285), (1385, 14710457), (4709, 4326605), (23545, 865321)]