19012005

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1559}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 33096960

約数和(自身を除く): 14084955

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 1559, 2439, 4065, 4677, 7795, 12195, 14031, 23385, 70155, 422489, 1267467, 2112445, 3802401, 6337335, 19012005]

約数ペア:

[(1, 19012005), (3, 6337335), (5, 3802401), (9, 2112445), (15, 1267467), (45, 422489), (271, 70155), (813, 23385), (1355, 14031), (1559, 12195), (2439, 7795), (4065, 4677)]