20528035136

素因数分解:

$2^6\times 7^1\times {\mathrm{103}}^1\times {\mathrm{444869}}^1$

素因数の和:444991

約数の個数: 56

約数和(自身を含む): 47006743680

約数和(自身を除く): 26478708544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 206, 224, 412, 448, 721, 824, 1442, 1648, 2884, 3296, 5768, 6592, 11536, 23072, 46144, 444869, 889738, 1779476, 3114083, 3558952, 6228166, 7117904, 12456332, 14235808, 24912664, 28471616, 45821507, 49825328, 91643014, 99650656, 183286028, 199301312, 320750549, 366572056, 641501098, 733144112, 1283002196, 1466288224, 2566004392, 2932576448, 5132008784, 10264017568, 20528035136]

約数ペア:

[(1, 20528035136), (2, 10264017568), (4, 5132008784), (7, 2932576448), (8, 2566004392), (14, 1466288224), (16, 1283002196), (28, 733144112), (32, 641501098), (56, 366572056), (64, 320750549), (103, 199301312), (112, 183286028), (206, 99650656), (224, 91643014), (412, 49825328), (448, 45821507), (721, 28471616), (824, 24912664), (1442, 14235808), (1648, 12456332), (2884, 7117904), (3296, 6228166), (5768, 3558952), (6592, 3114083), (11536, 1779476), (23072, 889738), (46144, 444869)]