19444120

素因数分解:

$2^3\times 5^1\times {\mathrm{486103}}^1$

素因数の和:486114

約数の個数: 16

約数和(自身を含む): 43749360

約数和(自身を除く): 24305240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 486103, 972206, 1944412, 2430515, 3888824, 4861030, 9722060, 19444120]

約数ペア:

[(1, 19444120), (2, 9722060), (4, 4861030), (5, 3888824), (8, 2430515), (10, 1944412), (20, 972206), (40, 486103)]