1851721342

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{2564711}}^1$

素因数の和:2564751

約数の個数: 12

約数和(自身を含む): 2931465816

約数和(自身を除く): 1079744474

約数列:

[1, 2, 19, 38, 361, 722, 2564711, 5129422, 48729509, 97459018, 925860671, 1851721342]

約数ペア:

[(1, 1851721342), (2, 925860671), (19, 97459018), (38, 48729509), (361, 5129422), (722, 2564711)]