19003385

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 23620800

約数和(自身を除く): 4617415

約数列:

[1, 5, 37, 139, 185, 695, 739, 3695, 5143, 25715, 27343, 102721, 136715, 513605, 3800677, 19003385]

約数ペア:

[(1, 19003385), (5, 3800677), (37, 513605), (139, 136715), (185, 102721), (695, 27343), (739, 25715), (3695, 5143)]