12505136

素因数分解:

$2^4\times 7^1\times {\mathrm{111653}}^1$

素因数の和:111668

約数の個数: 20

約数和(自身を含む): 27690192

約数和(自身を除く): 15185056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 111653, 223306, 446612, 781571, 893224, 1563142, 1786448, 3126284, 6252568, 12505136]

約数ペア:

[(1, 12505136), (2, 6252568), (4, 3126284), (7, 1786448), (8, 1563142), (14, 893224), (16, 781571), (28, 446612), (56, 223306), (112, 111653)]