18499985

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5939}}^1$

素因数の和:6040

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 7160815

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 5939, 29695, 41573, 207865, 528571, 2642855, 3699997, 18499985]

約数ペア:

[(1, 18499985), (5, 3699997), (7, 2642855), (35, 528571), (89, 207865), (445, 41573), (623, 29695), (3115, 5939)]