20420346919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{4729}}^1\times {\mathrm{32467}}^1$

素因数の和:37222

約数の個数: 16

約数和(自身を含む): 24571782400

約数和(自身を除く): 4151435481

約数列:

[1, 7, 19, 133, 4729, 32467, 33103, 89851, 227269, 616873, 628957, 4318111, 153536443, 1074755101, 2917192417, 20420346919]

約数ペア:

[(1, 20420346919), (7, 2917192417), (19, 1074755101), (133, 153536443), (4729, 4318111), (32467, 628957), (33103, 616873), (89851, 227269)]