2019957021

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{6299}}^1$

素因数の和:6455

約数の個数: 40

約数和(自身を含む): 3128479200

約数和(自身を除く): 1108522179

約数列:

[1, 3, 9, 27, 37, 81, 107, 111, 321, 333, 963, 999, 2889, 2997, 3959, 6299, 8667, 11877, 18897, 35631, 56691, 106893, 170073, 233063, 320679, 510219, 673993, 699189, 2021979, 2097567, 6065937, 6292701, 18197811, 18878103, 24937741, 54593433, 74813223, 224439669, 673319007, 2019957021]

約数ペア:

[(1, 2019957021), (3, 673319007), (9, 224439669), (27, 74813223), (37, 54593433), (81, 24937741), (107, 18878103), (111, 18197811), (321, 6292701), (333, 6065937), (963, 2097567), (999, 2021979), (2889, 699189), (2997, 673993), (3959, 510219), (6299, 320679), (8667, 233063), (11877, 170073), (18897, 106893), (35631, 56691)]