20596527

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7603}}^1$

素因数の和:7659

約数の個数: 24

約数和(自身を含む): 34795904

約数和(自身を除く): 14199377

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 7603, 22809, 53221, 68427, 159663, 326929, 478989, 980787, 2288503, 2942361, 6865509, 20596527]

約数ペア:

[(1, 20596527), (3, 6865509), (7, 2942361), (9, 2288503), (21, 980787), (43, 478989), (63, 326929), (129, 159663), (301, 68427), (387, 53221), (903, 22809), (2709, 7603)]