18195795

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2909}}^1$

素因数の和:3059

約数の個数: 24

約数和(自身を含む): 31777200

約数和(自身を除く): 13581405

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 2909, 6255, 8727, 14545, 26181, 43635, 130905, 404351, 1213053, 2021755, 3639159, 6065265, 18195795]

約数ペア:

[(1, 18195795), (3, 6065265), (5, 3639159), (9, 2021755), (15, 1213053), (45, 404351), (139, 130905), (417, 43635), (695, 26181), (1251, 14545), (2085, 8727), (2909, 6255)]