20088891

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{6703}}^1$

素因数の和:6752

約数の個数: 20

約数和(自身を含む): 30824992

約数和(自身を除く): 10736101

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 6703, 20109, 60327, 180981, 248011, 542943, 744033, 2232099, 6696297, 20088891]

約数ペア:

[(1, 20088891), (3, 6696297), (9, 2232099), (27, 744033), (37, 542943), (81, 248011), (111, 180981), (333, 60327), (999, 20109), (2997, 6703)]