12879664

素因数分解:

$2^4\times 7^1\times {\mathrm{114997}}^1$

素因数の和:115012

約数の個数: 20

約数和(自身を含む): 28519504

約数和(自身を除く): 15639840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 114997, 229994, 459988, 804979, 919976, 1609958, 1839952, 3219916, 6439832, 12879664]

約数ペア:

[(1, 12879664), (2, 6439832), (4, 3219916), (7, 1839952), (8, 1609958), (14, 919976), (16, 804979), (28, 459988), (56, 229994), (112, 114997)]