20988057335

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{70573}}^1$

素因数の和:70907

約数の個数: 32

約数和(自身を含む): 29878208640

約数和(自身を除く): 8890151305

約数列:

[1, 5, 7, 29, 35, 145, 203, 293, 1015, 1465, 2051, 8497, 10255, 42485, 59479, 70573, 297395, 352865, 494011, 2046617, 2470055, 10233085, 14326319, 20677889, 71631595, 103389445, 144745223, 599658781, 723726115, 2998293905, 4197611467, 20988057335]

約数ペア:

[(1, 20988057335), (5, 4197611467), (7, 2998293905), (29, 723726115), (35, 599658781), (145, 144745223), (203, 103389445), (293, 71631595), (1015, 20677889), (1465, 14326319), (2051, 10233085), (8497, 2470055), (10255, 2046617), (42485, 494011), (59479, 352865), (70573, 297395)]