1908082180

素因数分解:

$2^2\times 5^1\times {\mathrm{95404109}}^1$

素因数の和:95404118

約数の個数: 12

約数和(自身を含む): 4006972620

約数和(自身を除く): 2098890440

約数列:

[1, 2, 4, 5, 10, 20, 95404109, 190808218, 381616436, 477020545, 954041090, 1908082180]

約数ペア:

[(1, 1908082180), (2, 954041090), (4, 477020545), (5, 381616436), (10, 190808218), (20, 95404109)]