2193604

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 4424000

約数和(自身を除く): 2230396

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 499, 628, 998, 1099, 1996, 2198, 3493, 4396, 6986, 13972, 78343, 156686, 313372, 548401, 1096802, 2193604]

約数ペア:

[(1, 2193604), (2, 1096802), (4, 548401), (7, 313372), (14, 156686), (28, 78343), (157, 13972), (314, 6986), (499, 4396), (628, 3493), (998, 2198), (1099, 1996)]