19963341

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{1277}}^1$

素因数の和:1482

約数の個数: 20

約数和(自身を含む): 29999772

約数和(自身を除く): 10036431

約数列:

[1, 3, 9, 27, 81, 193, 579, 1277, 1737, 3831, 5211, 11493, 15633, 34479, 103437, 246461, 739383, 2218149, 6654447, 19963341]

約数ペア:

[(1, 19963341), (3, 6654447), (9, 2218149), (27, 739383), (81, 246461), (193, 103437), (579, 34479), (1277, 15633), (1737, 11493), (3831, 5211)]