2018718155

素因数分解:

$5^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1\times {\mathrm{5021}}^1$

素因数の和:5638

約数の個数: 16

約数和(自身を含む): 2441415168

約数和(自身を除く): 422697013

約数列:

[1, 5, 191, 421, 955, 2105, 5021, 25105, 80411, 402055, 959011, 2113841, 4795055, 10569205, 403743631, 2018718155]

約数ペア:

[(1, 2018718155), (5, 403743631), (191, 10569205), (421, 4795055), (955, 2113841), (2105, 959011), (5021, 402055), (25105, 80411)]