20189187742

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4994851}}^1$

素因数の和:4994943

約数の個数: 16

約数和(自身を含む): 31647382272

約数和(自身を除く): 11458194530

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4994851, 9989702, 214778593, 234757997, 429557186, 469515994, 10094593871, 20189187742]

約数ペア:

[(1, 20189187742), (2, 10094593871), (43, 469515994), (47, 429557186), (86, 234757997), (94, 214778593), (2021, 9989702), (4042, 4994851)]