20565545147

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{47917}}^1$

素因数の和:48411

約数の個数: 24

約数和(自身を含む): 25237452240

約数和(自身を除く): 4671907093

約数列:

[1, 7, 19, 49, 133, 461, 931, 3227, 8759, 22589, 47917, 61313, 335419, 429191, 910423, 2347933, 6372961, 22089737, 44610727, 154628159, 419705003, 1082397113, 2937935021, 20565545147]

約数ペア:

[(1, 20565545147), (7, 2937935021), (19, 1082397113), (49, 419705003), (133, 154628159), (461, 44610727), (931, 22089737), (3227, 6372961), (8759, 2347933), (22589, 910423), (47917, 429191), (61313, 335419)]