19434500

素因数分解:

$2^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{827}}^1$

素因数の和:893

約数の個数: 48

約数和(自身を含む): 43400448

約数和(自身を除く): 23965948

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 125, 188, 235, 250, 470, 500, 827, 940, 1175, 1654, 2350, 3308, 4135, 4700, 5875, 8270, 11750, 16540, 20675, 23500, 38869, 41350, 77738, 82700, 103375, 155476, 194345, 206750, 388690, 413500, 777380, 971725, 1943450, 3886900, 4858625, 9717250, 19434500]

約数ペア:

[(1, 19434500), (2, 9717250), (4, 4858625), (5, 3886900), (10, 1943450), (20, 971725), (25, 777380), (47, 413500), (50, 388690), (94, 206750), (100, 194345), (125, 155476), (188, 103375), (235, 82700), (250, 77738), (470, 41350), (500, 38869), (827, 23500), (940, 20675), (1175, 16540), (1654, 11750), (2350, 8270), (3308, 5875), (4135, 4700)]