209314256

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{122263}}^1$

素因数の和:122378

約数の個数: 20

約数和(自身を含む): 409339872

約数和(自身を除く): 200025616

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 122263, 244526, 489052, 978104, 1956208, 13082141, 26164282, 52328564, 104657128, 209314256]

約数ペア:

[(1, 209314256), (2, 104657128), (4, 52328564), (8, 26164282), (16, 13082141), (107, 1956208), (214, 978104), (428, 489052), (856, 244526), (1712, 122263)]