2019470319

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{188401}}^1$

素因数の和:188807

約数の個数: 16

約数和(自身を含む): 2999359840

約数和(自身を除く): 979889521

約数列:

[1, 3, 9, 27, 397, 1191, 3573, 10719, 188401, 565203, 1695609, 5086827, 74795197, 224385591, 673156773, 2019470319]

約数ペア:

[(1, 2019470319), (3, 673156773), (9, 224385591), (27, 74795197), (397, 5086827), (1191, 1695609), (3573, 565203), (10719, 188401)]