12899866

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1433}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 22163904

約数和(自身を除く): 9264038

約数列:

[1, 2, 7, 14, 643, 1286, 1433, 2866, 4501, 9002, 10031, 20062, 921419, 1842838, 6449933, 12899866]

約数ペア:

[(1, 12899866), (2, 6449933), (7, 1842838), (14, 921419), (643, 20062), (1286, 10031), (1433, 9002), (2866, 4501)]