2018779929

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{673}}^1\times {\mathrm{1277}}^1$

素因数の和:1991

約数の個数: 40

約数和(自身を含む): 3126780360

約数和(自身を除く): 1108000431

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 673, 783, 1277, 2019, 2349, 3831, 6057, 11493, 18171, 19517, 34479, 37033, 54513, 58551, 103437, 111099, 175653, 333297, 526959, 859421, 999891, 1580877, 2578263, 2999673, 7734789, 23204367, 24923209, 69613101, 74769627, 224308881, 672926643, 2018779929]

約数ペア:

[(1, 2018779929), (3, 672926643), (9, 224308881), (27, 74769627), (29, 69613101), (81, 24923209), (87, 23204367), (261, 7734789), (673, 2999673), (783, 2578263), (1277, 1580877), (2019, 999891), (2349, 859421), (3831, 526959), (6057, 333297), (11493, 175653), (18171, 111099), (19517, 103437), (34479, 58551), (37033, 54513)]