20925707

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1697}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 24451200

約数和(自身を除く): 3525493

約数列:

[1, 11, 19, 59, 209, 649, 1121, 1697, 12331, 18667, 32243, 100123, 354673, 1101353, 1902337, 20925707]

約数ペア:

[(1, 20925707), (11, 1902337), (19, 1101353), (59, 354673), (209, 100123), (649, 32243), (1121, 18667), (1697, 12331)]