18317439

素因数分解:

$3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{607}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 30351360

約数和(自身を除く): 12033921

約数列:

[1, 3, 7, 9, 21, 63, 479, 607, 1437, 1821, 3353, 4249, 4311, 5463, 10059, 12747, 30177, 38241, 290753, 872259, 2035271, 2616777, 6105813, 18317439]

約数ペア:

[(1, 18317439), (3, 6105813), (7, 2616777), (9, 2035271), (21, 872259), (63, 290753), (479, 38241), (607, 30177), (1437, 12747), (1821, 10059), (3353, 5463), (4249, 4311)]