19947350

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1789}}^1$

素因数の和:2024

約数の個数: 24

約数和(自身を含む): 37289280

約数和(自身を除く): 17341930

約数列:

[1, 2, 5, 10, 25, 50, 223, 446, 1115, 1789, 2230, 3578, 5575, 8945, 11150, 17890, 44725, 89450, 398947, 797894, 1994735, 3989470, 9973675, 19947350]

約数ペア:

[(1, 19947350), (2, 9973675), (5, 3989470), (10, 1994735), (25, 797894), (50, 398947), (223, 89450), (446, 44725), (1115, 17890), (1789, 11150), (2230, 8945), (3578, 5575)]