20227789439

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{489457}}^1$

素因数の和:489515

約数の個数: 24

約数和(自身を含む): 25244285808

約数和(自身を除く): 5016496369

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 2431, 3179, 3757, 41327, 489457, 5384027, 6362941, 8320769, 69992351, 91528459, 108169997, 141453073, 1189869967, 1555983803, 1838889949, 20227789439]

約数ペア:

[(1, 20227789439), (11, 1838889949), (13, 1555983803), (17, 1189869967), (143, 141453073), (187, 108169997), (221, 91528459), (289, 69992351), (2431, 8320769), (3179, 6362941), (3757, 5384027), (41327, 489457)]