2018395287

素因数分解:

$3^3\times {\mathrm{311}}^1\times {\mathrm{240371}}^1$

素因数の和:240691

約数の個数: 16

約数和(自身を含む): 2999842560

約数和(自身を除く): 981447273

約数列:

[1, 3, 9, 27, 311, 933, 2799, 8397, 240371, 721113, 2163339, 6490017, 74755381, 224266143, 672798429, 2018395287]

約数ペア:

[(1, 2018395287), (3, 672798429), (9, 224266143), (27, 74755381), (311, 6490017), (933, 2163339), (2799, 721113), (8397, 240371)]