20157627385

素因数分解:

$5^1\times 7^1\times {\mathrm{97931}}^1\times {\mathrm{5881}}^1$

素因数の和:103824

約数の個数: 16

約数和(自身を含む): 27649729152

約数和(自身を除く): 7492101767

約数列:

[1, 5, 7, 35, 5881, 29405, 41167, 97931, 205835, 489655, 685517, 3427585, 575932211, 2879661055, 4031525477, 20157627385]

約数ペア:

[(1, 20157627385), (5, 4031525477), (7, 2879661055), (35, 575932211), (5881, 3427585), (29405, 685517), (41167, 489655), (97931, 205835)]