208505584

素因数分解:

$2^4\times 7^3\times {\mathrm{37993}}^1$

素因数の和:38022

約数の個数: 40

約数和(自身を含む): 471125600

約数和(自身を除く): 262620016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 37993, 75986, 151972, 265951, 303944, 531902, 607888, 1063804, 1861657, 2127608, 3723314, 4255216, 7446628, 13031599, 14893256, 26063198, 29786512, 52126396, 104252792, 208505584]

約数ペア:

[(1, 208505584), (2, 104252792), (4, 52126396), (7, 29786512), (8, 26063198), (14, 14893256), (16, 13031599), (28, 7446628), (49, 4255216), (56, 3723314), (98, 2127608), (112, 1861657), (196, 1063804), (343, 607888), (392, 531902), (686, 303944), (784, 265951), (1372, 151972), (2744, 75986), (5488, 37993)]