20488491824

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{431}}^1\times {\mathrm{27767}}^1$

素因数の和:28313

約数の個数: 40

約数和(自身を含む): 40161858048

約数和(自身を除く): 19673366224

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 431, 856, 862, 1712, 1724, 3448, 6896, 27767, 46117, 55534, 92234, 111068, 184468, 222136, 368936, 444272, 737872, 2971069, 5942138, 11884276, 11967577, 23768552, 23935154, 47537104, 47870308, 95740616, 191481232, 1280530739, 2561061478, 5122122956, 10244245912, 20488491824]

約数ペア:

[(1, 20488491824), (2, 10244245912), (4, 5122122956), (8, 2561061478), (16, 1280530739), (107, 191481232), (214, 95740616), (428, 47870308), (431, 47537104), (856, 23935154), (862, 23768552), (1712, 11967577), (1724, 11884276), (3448, 5942138), (6896, 2971069), (27767, 737872), (46117, 444272), (55534, 368936), (92234, 222136), (111068, 184468)]