20182071854

素因数分解:

$2^1\times 7^1\times {\mathrm{2939}}^1\times {\mathrm{490499}}^1$

素因数の和:493447

約数の個数: 16

約数和(自身を含む): 34609680000

約数和(自身を除く): 14427608146

約数列:

[1, 2, 7, 14, 2939, 5878, 20573, 41146, 490499, 980998, 3433493, 6866986, 1441576561, 2883153122, 10091035927, 20182071854]

約数ペア:

[(1, 20182071854), (2, 10091035927), (7, 2883153122), (14, 1441576561), (2939, 6866986), (5878, 3433493), (20573, 980998), (41146, 490499)]