19004120

素因数分解:

$2^3\times 5^1\times {\mathrm{475103}}^1$

素因数の和:475114

約数の個数: 16

約数和(自身を含む): 42759360

約数和(自身を除く): 23755240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475103, 950206, 1900412, 2375515, 3800824, 4751030, 9502060, 19004120]

約数ペア:

[(1, 19004120), (2, 9502060), (4, 4751030), (5, 3800824), (8, 2375515), (10, 1900412), (20, 950206), (40, 475103)]