2019990081

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1\times {\mathrm{6679}}^1$

素因数の和:8136

約数の個数: 16

約数和(自身を含む): 2732600960

約数和(自身を除く): 712610879

約数列:

[1, 3, 73, 219, 1381, 4143, 6679, 20037, 100813, 302439, 487567, 1462701, 9223699, 27671097, 673330027, 2019990081]

約数ペア:

[(1, 2019990081), (3, 673330027), (73, 27671097), (219, 9223699), (1381, 1462701), (4143, 487567), (6679, 302439), (20037, 100813)]