18150996820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{114749}}^1$

素因数の和:115488

約数の個数: 48

約数和(自身を含む): 41640480000

約数和(自身を除く): 23489483180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 719, 1438, 2876, 3595, 7190, 7909, 14380, 15818, 31636, 39545, 79090, 114749, 158180, 229498, 458996, 573745, 1147490, 1262239, 2294980, 2524478, 5048956, 6311195, 12622390, 25244780, 82504531, 165009062, 330018124, 412522655, 825045310, 907549841, 1650090620, 1815099682, 3630199364, 4537749205, 9075498410, 18150996820]

約数ペア:

[(1, 18150996820), (2, 9075498410), (4, 4537749205), (5, 3630199364), (10, 1815099682), (11, 1650090620), (20, 907549841), (22, 825045310), (44, 412522655), (55, 330018124), (110, 165009062), (220, 82504531), (719, 25244780), (1438, 12622390), (2876, 6311195), (3595, 5048956), (7190, 2524478), (7909, 2294980), (14380, 1262239), (15818, 1147490), (31636, 573745), (39545, 458996), (79090, 229498), (114749, 158180)]