19433765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4211}}^1$

素因数の和:4300

約数の個数: 16

約数和(自身を含む): 25474176

約数和(自身を除く): 6040411

約数列:

[1, 5, 13, 65, 71, 355, 923, 4211, 4615, 21055, 54743, 273715, 298981, 1494905, 3886753, 19433765]

約数ペア:

[(1, 19433765), (5, 3886753), (13, 1494905), (65, 298981), (71, 273715), (355, 54743), (923, 21055), (4211, 4615)]