218644552

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{205493}}^1$

素因数の和:205525

約数の個数: 32

約数和(自身を含む): 493185600

約数和(自身を除く): 274541048

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 205493, 410986, 821972, 1438451, 1643944, 2876902, 3904367, 5753804, 7808734, 11507608, 15617468, 27330569, 31234936, 54661138, 109322276, 218644552]

約数ペア:

[(1, 218644552), (2, 109322276), (4, 54661138), (7, 31234936), (8, 27330569), (14, 15617468), (19, 11507608), (28, 7808734), (38, 5753804), (56, 3904367), (76, 2876902), (133, 1643944), (152, 1438451), (266, 821972), (532, 410986), (1064, 205493)]