20998942

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1759}}^1$

素因数の和:1935

約数の個数: 16

約数和(自身を含む): 32440320

約数和(自身を除く): 11441378

約数列:

[1, 2, 47, 94, 127, 254, 1759, 3518, 5969, 11938, 82673, 165346, 223393, 446786, 10499471, 20998942]

約数ペア:

[(1, 20998942), (2, 10499471), (47, 446786), (94, 223393), (127, 165346), (254, 82673), (1759, 11938), (3518, 5969)]