20026728

素因数分解:

$2^3\times 3^2\times {\mathrm{278149}}^1$

素因数の和:278161

約数の個数: 24

約数和(自身を含む): 54239250

約数和(自身を除く): 34212522

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 278149, 556298, 834447, 1112596, 1668894, 2225192, 2503341, 3337788, 5006682, 6675576, 10013364, 20026728]

約数ペア:

[(1, 20026728), (2, 10013364), (3, 6675576), (4, 5006682), (6, 3337788), (8, 2503341), (9, 2225192), (12, 1668894), (18, 1112596), (24, 834447), (36, 556298), (72, 278149)]