2018991717

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{740371}}^1$

素因数の和:740481

約数の個数: 16

約数和(自身を含む): 3020717760

約数和(自身を除く): 1001726043

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 740371, 2221113, 6663339, 19990017, 74777471, 224332413, 672997239, 2018991717]

約数ペア:

[(1, 2018991717), (3, 672997239), (9, 224332413), (27, 74777471), (101, 19990017), (303, 6663339), (909, 2221113), (2727, 740371)]