205618084

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{17443}}^1$

素因数の和:17875

約数の個数: 24

約数和(自身を含む): 412236608

約数和(自身を除く): 206618524

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 17443, 34886, 69772, 122101, 244202, 488404, 7343503, 14687006, 29374012, 51404521, 102809042, 205618084]

約数ペア:

[(1, 205618084), (2, 102809042), (4, 51404521), (7, 29374012), (14, 14687006), (28, 7343503), (421, 488404), (842, 244202), (1684, 122101), (2947, 69772), (5894, 34886), (11788, 17443)]