20009043

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 30875520

約数和(自身を除く): 10866477

約数列:

[1, 3, 9, 29, 31, 87, 93, 261, 279, 899, 2473, 2697, 7419, 8091, 22257, 71717, 76663, 215151, 229989, 645453, 689967, 2223227, 6669681, 20009043]

約数ペア:

[(1, 20009043), (3, 6669681), (9, 2223227), (29, 689967), (31, 645453), (87, 229989), (93, 215151), (261, 76663), (279, 71717), (899, 22257), (2473, 8091), (2697, 7419)]