20775608

素因数分解:

$2^3\times 7^2\times {\mathrm{52999}}^1$

素因数の和:53019

約数の個数: 24

約数和(自身を含む): 45315000

約数和(自身を除く): 24539392

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52999, 105998, 211996, 370993, 423992, 741986, 1483972, 2596951, 2967944, 5193902, 10387804, 20775608]

約数ペア:

[(1, 20775608), (2, 10387804), (4, 5193902), (7, 2967944), (8, 2596951), (14, 1483972), (28, 741986), (49, 423992), (56, 370993), (98, 211996), (196, 105998), (392, 52999)]