20773648

素因数分解:

$2^4\times 7^2\times {\mathrm{26497}}^1$

素因数の和:26519

約数の個数: 30

約数和(自身を含む): 46821966

約数和(自身を除く): 26048318

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26497, 52994, 105988, 185479, 211976, 370958, 423952, 741916, 1298353, 1483832, 2596706, 2967664, 5193412, 10386824, 20773648]

約数ペア:

[(1, 20773648), (2, 10386824), (4, 5193412), (7, 2967664), (8, 2596706), (14, 1483832), (16, 1298353), (28, 741916), (49, 423952), (56, 370958), (98, 211976), (112, 185479), (196, 105988), (392, 52994), (784, 26497)]