20519208

素因数分解:

$2^3\times 3^2\times {\mathrm{284989}}^1$

素因数の和:285001

約数の個数: 24

約数和(自身を含む): 55573050

約数和(自身を除く): 35053842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 284989, 569978, 854967, 1139956, 1709934, 2279912, 2564901, 3419868, 5129802, 6839736, 10259604, 20519208]

約数ペア:

[(1, 20519208), (2, 10259604), (3, 6839736), (4, 5129802), (6, 3419868), (8, 2564901), (9, 2279912), (12, 1709934), (18, 1139956), (24, 854967), (36, 569978), (72, 284989)]