493111952

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{221723}}^1$

素因数の和:221870

約数の個数: 20

約数和(自身を含む): 962282160

約数和(自身を除く): 469170208

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 221723, 443446, 886892, 1773784, 3547568, 30819497, 61638994, 123277988, 246555976, 493111952]

約数ペア:

[(1, 493111952), (2, 246555976), (4, 123277988), (8, 61638994), (16, 30819497), (139, 3547568), (278, 1773784), (556, 886892), (1112, 443446), (2224, 221723)]