18490549

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5857}}^1$

素因数の和:5916

約数の個数: 16

約数和(自身を含む): 23619456

約数和(自身を除く): 5128907

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 5857, 40999, 64427, 240137, 450989, 1680959, 2641507, 18490549]

約数ペア:

[(1, 18490549), (7, 2641507), (11, 1680959), (41, 450989), (77, 240137), (287, 64427), (451, 40999), (3157, 5857)]