2009192612

素因数分解:

$2^2\times 7^1\times {\mathrm{71756879}}^1$

素因数の和:71756890

約数の個数: 12

約数和(自身を含む): 4018385280

約数和(自身を除く): 2009192668

約数列:

[1, 2, 4, 7, 14, 28, 71756879, 143513758, 287027516, 502298153, 1004596306, 2009192612]

約数ペア:

[(1, 2009192612), (2, 1004596306), (4, 502298153), (7, 287027516), (14, 143513758), (28, 71756879)]