7820201919

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{6823}}^1\times {\mathrm{5381}}^1$

素因数の和:12278

約数の個数: 16

約数和(自身を含む): 10577309184

約数和(自身を除く): 2757107265

約数列:

[1, 3, 71, 213, 5381, 6823, 16143, 20469, 382051, 484433, 1146153, 1453299, 36714563, 110143689, 2606733973, 7820201919]

約数ペア:

[(1, 7820201919), (3, 2606733973), (71, 110143689), (213, 36714563), (5381, 1453299), (6823, 1146153), (16143, 484433), (20469, 382051)]