19960911

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{937}}^1$

素因数の和:1212

約数の個数: 20

約数和(自身を含む): 29963472

約数和(自身を除く): 10002561

約数列:

[1, 3, 9, 27, 81, 263, 789, 937, 2367, 2811, 7101, 8433, 21303, 25299, 75897, 246431, 739293, 2217879, 6653637, 19960911]

約数ペア:

[(1, 19960911), (3, 6653637), (9, 2217879), (27, 739293), (81, 246431), (263, 75897), (789, 25299), (937, 21303), (2367, 8433), (2811, 7101)]