18365312

素因数分解:

$2^7\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 42432000

約数和(自身を除く): 24066688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 199, 206, 224, 398, 412, 448, 721, 796, 824, 896, 1393, 1442, 1592, 1648, 2786, 2884, 3184, 3296, 5572, 5768, 6368, 6592, 11144, 11536, 12736, 13184, 20497, 22288, 23072, 25472, 40994, 44576, 46144, 81988, 89152, 92288, 143479, 163976, 178304, 286958, 327952, 573916, 655904, 1147832, 1311808, 2295664, 2623616, 4591328, 9182656, 18365312]

約数ペア:

[(1, 18365312), (2, 9182656), (4, 4591328), (7, 2623616), (8, 2295664), (14, 1311808), (16, 1147832), (28, 655904), (32, 573916), (56, 327952), (64, 286958), (103, 178304), (112, 163976), (128, 143479), (199, 92288), (206, 89152), (224, 81988), (398, 46144), (412, 44576), (448, 40994), (721, 25472), (796, 23072), (824, 22288), (896, 20497), (1393, 13184), (1442, 12736), (1592, 11536), (1648, 11144), (2786, 6592), (2884, 6368), (3184, 5768), (3296, 5572)]