2006720863

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{1106851}}^1$

素因数の和:1106902

約数の個数: 12

約数和(自身を含む): 2397441432

約数和(自身を除く): 390720569

約数列:

[1, 7, 37, 49, 259, 1813, 1106851, 7747957, 40953487, 54235699, 286674409, 2006720863]

約数ペア:

[(1, 2006720863), (7, 286674409), (37, 54235699), (49, 40953487), (259, 7747957), (1813, 1106851)]