18823639678

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{200341}}^1$

素因数の和:200883

約数の個数: 16

約数和(自身を含む): 28560755520

約数和(自身を除く): 9737115842

約数列:

[1, 2, 109, 218, 431, 862, 46979, 93958, 200341, 400682, 21837169, 43674338, 86346971, 172693942, 9411819839, 18823639678]

約数ペア:

[(1, 18823639678), (2, 9411819839), (109, 172693942), (218, 86346971), (431, 43674338), (862, 21837169), (46979, 400682), (93958, 200341)]