18841195

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:486

約数の個数: 16

約数和(自身を含む): 23063040

約数和(自身を除く): 4221845

約数列:

[1, 5, 109, 181, 191, 545, 905, 955, 19729, 20819, 34571, 98645, 104095, 172855, 3768239, 18841195]

約数ペア:

[(1, 18841195), (5, 3768239), (109, 172855), (181, 104095), (191, 98645), (545, 34571), (905, 20819), (955, 19729)]