19125005

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 23708160

約数和(自身を除く): 4583155

約数列:

[1, 5, 47, 97, 235, 485, 839, 4195, 4559, 22795, 39433, 81383, 197165, 406915, 3825001, 19125005]

約数ペア:

[(1, 19125005), (5, 3825001), (47, 406915), (97, 197165), (235, 81383), (485, 39433), (839, 22795), (4195, 4559)]