18198081

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 29859840

約数和(自身を除く): 11661759

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 863, 1917, 2343, 2589, 7029, 7767, 9493, 21087, 23301, 28479, 61273, 85437, 183819, 256311, 551457, 674003, 1654371, 2022009, 6066027, 18198081]

約数ペア:

[(1, 18198081), (3, 6066027), (9, 2022009), (11, 1654371), (27, 674003), (33, 551457), (71, 256311), (99, 183819), (213, 85437), (297, 61273), (639, 28479), (781, 23301), (863, 21087), (1917, 9493), (2343, 7767), (2589, 7029)]