19655285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4259}}^1$

素因数の和:4348

約数の個数: 16

約数和(自身を含む): 25764480

約数和(自身を除く): 6109195

約数列:

[1, 5, 13, 65, 71, 355, 923, 4259, 4615, 21295, 55367, 276835, 302389, 1511945, 3931057, 19655285]

約数ペア:

[(1, 19655285), (5, 3931057), (13, 1511945), (65, 302389), (71, 276835), (355, 55367), (923, 21295), (4259, 4615)]