20512861173

素因数分解:

$3^3\times 7^1\times {\mathrm{10271}}^1\times {\mathrm{10567}}^1$

素因数の和:20854

約数の個数: 32

約数和(自身を含む): 34737438720

約数和(自身を除く): 14224577547

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10271, 10567, 30813, 31701, 71897, 73969, 92439, 95103, 215691, 221907, 277317, 285309, 647073, 665721, 1941219, 1997163, 108533657, 325600971, 759735599, 976802913, 2279206797, 2930408739, 6837620391, 20512861173]

約数ペア:

[(1, 20512861173), (3, 6837620391), (7, 2930408739), (9, 2279206797), (21, 976802913), (27, 759735599), (63, 325600971), (189, 108533657), (10271, 1997163), (10567, 1941219), (30813, 665721), (31701, 647073), (71897, 285309), (73969, 277317), (92439, 221907), (95103, 215691)]