19701144

素因数分解:

$2^3\times 3^4\times {\mathrm{30403}}^1$

素因数の和:30421

約数の個数: 40

約数和(自身を含む): 55183260

約数和(自身を除く): 35482116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30403, 60806, 91209, 121612, 182418, 243224, 273627, 364836, 547254, 729672, 820881, 1094508, 1641762, 2189016, 2462643, 3283524, 4925286, 6567048, 9850572, 19701144]

約数ペア:

[(1, 19701144), (2, 9850572), (3, 6567048), (4, 4925286), (6, 3283524), (8, 2462643), (9, 2189016), (12, 1641762), (18, 1094508), (24, 820881), (27, 729672), (36, 547254), (54, 364836), (72, 273627), (81, 243224), (108, 182418), (162, 121612), (216, 91209), (324, 60806), (648, 30403)]