20940342

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{47809}}^1$

素因数の和:47887

約数の個数: 16

約数和(自身を含む): 42455280

約数和(自身を除く): 21514938

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 47809, 95618, 143427, 286854, 3490057, 6980114, 10470171, 20940342]

約数ペア:

[(1, 20940342), (2, 10470171), (3, 6980114), (6, 3490057), (73, 286854), (146, 143427), (219, 95618), (438, 47809)]