199207810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223829}}^1$

素因数の和:223925

約数の個数: 16

約数和(自身を含む): 362604600

約数和(自身を除く): 163396790

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 223829, 447658, 1119145, 2238290, 19920781, 39841562, 99603905, 199207810]

約数ペア:

[(1, 199207810), (2, 99603905), (5, 39841562), (10, 19920781), (89, 2238290), (178, 1119145), (445, 447658), (890, 223829)]