25417858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9421}}^1$

素因数の和:9513

約数の個数: 16

約数和(自身を含む): 40703040

約数和(自身を除く): 15285182

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 9421, 18842, 178999, 357998, 668891, 1337782, 12708929, 25417858]

約数ペア:

[(1, 25417858), (2, 12708929), (19, 1337782), (38, 668891), (71, 357998), (142, 178999), (1349, 18842), (2698, 9421)]