20565523899

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{548897}}^1$

素因数の和:549107

約数の個数: 24

約数和(自身を含む): 31168624032

約数和(自身を除く): 10603100133

約数列:

[1, 3, 9, 23, 69, 181, 207, 543, 1629, 4163, 12489, 37467, 548897, 1646691, 4940073, 12624631, 37873893, 99350357, 113621679, 298051071, 894153213, 2285058211, 6855174633, 20565523899]

約数ペア:

[(1, 20565523899), (3, 6855174633), (9, 2285058211), (23, 894153213), (69, 298051071), (181, 113621679), (207, 99350357), (543, 37873893), (1629, 12624631), (4163, 4940073), (12489, 1646691), (37467, 548897)]