198688084

素因数分解:

$2^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{26981}}^1$

素因数の和:27255

約数の個数: 24

約数和(自身を含む): 398901888

約数和(自身を除く): 200213804

約数列:

[1, 2, 4, 7, 14, 28, 263, 526, 1052, 1841, 3682, 7364, 26981, 53962, 107924, 188867, 377734, 755468, 7096003, 14192006, 28384012, 49672021, 99344042, 198688084]

約数ペア:

[(1, 198688084), (2, 99344042), (4, 49672021), (7, 28384012), (14, 14192006), (28, 7096003), (263, 755468), (526, 377734), (1052, 188867), (1841, 107924), (3682, 53962), (7364, 26981)]