646960048

素因数分解:

$2^4\times 7^1\times {\mathrm{5776429}}^1$

素因数の和:5776444

約数の個数: 20

約数和(自身を含む): 1432554640

約数和(自身を除く): 785594592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5776429, 11552858, 23105716, 40435003, 46211432, 80870006, 92422864, 161740012, 323480024, 646960048]

約数ペア:

[(1, 646960048), (2, 323480024), (4, 161740012), (7, 92422864), (8, 80870006), (14, 46211432), (16, 40435003), (28, 23105716), (56, 11552858), (112, 5776429)]