820728054

素因数分解:

$2^1\times 3^2\times {\mathrm{233}}^1\times {\mathrm{195691}}^1$

素因数の和:195932

約数の個数: 24

約数和(自身を含む): 1785885192

約数和(自身を除く): 965157138

約数列:

[1, 2, 3, 6, 9, 18, 233, 466, 699, 1398, 2097, 4194, 195691, 391382, 587073, 1174146, 1761219, 3522438, 45596003, 91192006, 136788009, 273576018, 410364027, 820728054]

約数ペア:

[(1, 820728054), (2, 410364027), (3, 273576018), (6, 136788009), (9, 91192006), (18, 45596003), (233, 3522438), (466, 1761219), (699, 1174146), (1398, 587073), (2097, 391382), (4194, 195691)]