2019147981

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1\times {\mathrm{5843}}^1$

素因数の和:6880

約数の個数: 16

約数和(自身を含む): 2716852224

約数和(自身を除く): 697704243

約数列:

[1, 3, 127, 381, 907, 2721, 5843, 17529, 115189, 345567, 742061, 2226183, 5299601, 15898803, 673049327, 2019147981]

約数ペア:

[(1, 2019147981), (3, 673049327), (127, 15898803), (381, 5299601), (907, 2226183), (2721, 742061), (5843, 345567), (17529, 115189)]