2009721854

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1479913}}^1$

素因数の和:1480019

約数の個数: 16

約数和(自身を含む): 3480757728

約数和(自身を除く): 1471035874

約数列:

[1, 2, 7, 14, 97, 194, 679, 1358, 1479913, 2959826, 10359391, 20718782, 143551561, 287103122, 1004860927, 2009721854]

約数ペア:

[(1, 2009721854), (2, 1004860927), (7, 287103122), (14, 143551561), (97, 20718782), (194, 10359391), (679, 2959826), (1358, 1479913)]