18062220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27367}}^1$

素因数の和:27390

約数の個数: 48

約数和(自身を含む): 55173888

約数和(自身を除く): 37111668

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 27367, 54734, 82101, 109468, 136835, 164202, 273670, 301037, 328404, 410505, 547340, 602074, 821010, 903111, 1204148, 1505185, 1642020, 1806222, 3010370, 3612444, 4515555, 6020740, 9031110, 18062220]

約数ペア:

[(1, 18062220), (2, 9031110), (3, 6020740), (4, 4515555), (5, 3612444), (6, 3010370), (10, 1806222), (11, 1642020), (12, 1505185), (15, 1204148), (20, 903111), (22, 821010), (30, 602074), (33, 547340), (44, 410505), (55, 328404), (60, 301037), (66, 273670), (110, 164202), (132, 136835), (165, 109468), (220, 82101), (330, 54734), (660, 27367)]