20756889

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 31204992

約数和(自身を除く): 10448103

約数列:

[1, 3, 9, 37, 83, 111, 249, 333, 747, 751, 2253, 3071, 6759, 9213, 27639, 27787, 62333, 83361, 186999, 250083, 560997, 2306321, 6918963, 20756889]

約数ペア:

[(1, 20756889), (3, 6918963), (9, 2306321), (37, 560997), (83, 250083), (111, 186999), (249, 83361), (333, 62333), (747, 27787), (751, 27639), (2253, 9213), (3071, 6759)]