2019796569

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{451553}}^1$

素因数の和:451637

約数の個数: 24

約数和(自身を含む): 3381236352

約数和(自身を除く): 1361439783

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 451553, 1354659, 3160871, 4063977, 9482613, 28447839, 32060263, 96180789, 224421841, 288542367, 673265523, 2019796569]

約数ペア:

[(1, 2019796569), (3, 673265523), (7, 288542367), (9, 224421841), (21, 96180789), (63, 32060263), (71, 28447839), (213, 9482613), (497, 4063977), (639, 3160871), (1491, 1354659), (4473, 451553)]