20104112

素因数分解:

$2^4\times 7^2\times {\mathrm{25643}}^1$

素因数の和:25665

約数の個数: 30

約数和(自身を含む): 45312948

約数和(自身を除く): 25208836

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 25643, 51286, 102572, 179501, 205144, 359002, 410288, 718004, 1256507, 1436008, 2513014, 2872016, 5026028, 10052056, 20104112]

約数ペア:

[(1, 20104112), (2, 10052056), (4, 5026028), (7, 2872016), (8, 2513014), (14, 1436008), (16, 1256507), (28, 718004), (49, 410288), (56, 359002), (98, 205144), (112, 179501), (196, 102572), (392, 51286), (784, 25643)]