2019986721

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{1009}}^1\times {\mathrm{1399}}^1$

素因数の和:2470

約数の個数: 32

約数和(自身を含む): 3054240000

約数和(自身を除く): 1034253279

約数列:

[1, 3, 9, 27, 53, 159, 477, 1009, 1399, 1431, 3027, 4197, 9081, 12591, 27243, 37773, 53477, 74147, 160431, 222441, 481293, 667323, 1411591, 1443879, 2001969, 4234773, 12704319, 38112957, 74814323, 224442969, 673328907, 2019986721]

約数ペア:

[(1, 2019986721), (3, 673328907), (9, 224442969), (27, 74814323), (53, 38112957), (159, 12704319), (477, 4234773), (1009, 2001969), (1399, 1443879), (1431, 1411591), (3027, 667323), (4197, 481293), (9081, 222441), (12591, 160431), (27243, 74147), (37773, 53477)]