198767810

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{44269}}^1$

素因数の和:44725

約数の個数: 16

約数和(自身を含む): 358587000

約数和(自身を除く): 159819190

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 44269, 88538, 221345, 442690, 19876781, 39753562, 99383905, 198767810]

約数ペア:

[(1, 198767810), (2, 99383905), (5, 39753562), (10, 19876781), (449, 442690), (898, 221345), (2245, 88538), (4490, 44269)]