20387448

素因数分解:

$2^3\times 3^2\times {\mathrm{283159}}^1$

素因数の和:283171

約数の個数: 24

約数和(自身を含む): 55216200

約数和(自身を除く): 34828752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 283159, 566318, 849477, 1132636, 1698954, 2265272, 2548431, 3397908, 5096862, 6795816, 10193724, 20387448]

約数ペア:

[(1, 20387448), (2, 10193724), (3, 6795816), (4, 5096862), (6, 3397908), (8, 2548431), (9, 2265272), (12, 1698954), (18, 1132636), (24, 849477), (36, 566318), (72, 283159)]