2018997550

素因数分解:

$2^1\times 5^2\times {\mathrm{40379951}}^1$

素因数の和:40379963

約数の個数: 12

約数和(自身を含む): 3755335536

約数和(自身を除く): 1736337986

約数列:

[1, 2, 5, 10, 25, 50, 40379951, 80759902, 201899755, 403799510, 1009498775, 2018997550]

約数ペア:

[(1, 2018997550), (2, 1009498775), (5, 403799510), (10, 201899755), (25, 80759902), (50, 40379951)]