2005363759

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2153989}}^1$

素因数の和:2154022

約数の個数: 12

約数和(自身を含む): 2455548600

約数和(自身を除く): 450184841

約数列:

[1, 7, 19, 49, 133, 931, 2153989, 15077923, 40925791, 105545461, 286480537, 2005363759]

約数ペア:

[(1, 2005363759), (7, 286480537), (19, 105545461), (49, 40925791), (133, 15077923), (931, 2153989)]