19960666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5779}}^1$

素因数の和:5949

約数の個数: 16

約数和(自身を含む): 32876640

約数和(自身を除く): 12915974

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 5779, 11558, 63569, 127138, 907303, 1814606, 9980333, 19960666]

約数ペア:

[(1, 19960666), (2, 9980333), (11, 1814606), (22, 907303), (157, 127138), (314, 63569), (1727, 11558), (3454, 5779)]