20512472967

素因数分解:

$3^6\times 7^1\times {\mathrm{4019689}}^1$

素因数の和:4019714

約数の個数: 28

約数和(自身を含む): 35148169360

約数和(自身を除く): 14635696393

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 4019689, 12059067, 28137823, 36177201, 84413469, 108531603, 253240407, 325594809, 759721221, 976784427, 2279163663, 2930353281, 6837490989, 20512472967]

約数ペア:

[(1, 20512472967), (3, 6837490989), (7, 2930353281), (9, 2279163663), (21, 976784427), (27, 759721221), (63, 325594809), (81, 253240407), (189, 108531603), (243, 84413469), (567, 36177201), (729, 28137823), (1701, 12059067), (5103, 4019689)]