19004360

素因数分解:

$2^3\times 5^1\times {\mathrm{475109}}^1$

素因数の和:475120

約数の個数: 16

約数和(自身を含む): 42759900

約数和(自身を除く): 23755540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475109, 950218, 1900436, 2375545, 3800872, 4751090, 9502180, 19004360]

約数ペア:

[(1, 19004360), (2, 9502180), (4, 4751090), (5, 3800872), (8, 2375545), (10, 1900436), (20, 950218), (40, 475109)]