19040195

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{709}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 23617440

約数和(自身を除く): 4577245

約数列:

[1, 5, 41, 131, 205, 655, 709, 3545, 5371, 26855, 29069, 92879, 145345, 464395, 3808039, 19040195]

約数ペア:

[(1, 19040195), (5, 3808039), (41, 464395), (131, 145345), (205, 92879), (655, 29069), (709, 26855), (3545, 5371)]