19677295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5039}}^1$

素因数の和:5126

約数の個数: 16

約数和(自身を含む): 26127360

約数和(自身を除く): 6450065

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 5039, 25195, 55429, 277145, 357769, 1788845, 3935459, 19677295]

約数ペア:

[(1, 19677295), (5, 3935459), (11, 1788845), (55, 357769), (71, 277145), (355, 55429), (781, 25195), (3905, 5039)]