19960869

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3128

約数の個数: 16

約数和(自身を含む): 27869184

約数和(自身を除く): 7908315

約数列:

[1, 3, 31, 71, 93, 213, 2201, 3023, 6603, 9069, 93713, 214633, 281139, 643899, 6653623, 19960869]

約数ペア:

[(1, 19960869), (3, 6653623), (31, 643899), (71, 281139), (93, 214633), (213, 93713), (2201, 9069), (3023, 6603)]