2018858661

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1311799}}^1$

素因数の和:1311830

約数の個数: 20

約数和(自身を含む): 3174556000

約数和(自身を除く): 1155697339

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1311799, 3935397, 11806191, 24924181, 35418573, 74772543, 106255719, 224317629, 672952887, 2018858661]

約数ペア:

[(1, 2018858661), (3, 672952887), (9, 224317629), (19, 106255719), (27, 74772543), (57, 35418573), (81, 24924181), (171, 11806191), (513, 3935397), (1539, 1311799)]