18275510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 39424320

約数和(自身を除く): 21148810

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 55, 58, 85, 110, 145, 170, 187, 290, 319, 337, 374, 493, 638, 674, 935, 986, 1595, 1685, 1870, 2465, 3190, 3370, 3707, 4930, 5423, 5729, 7414, 9773, 10846, 11458, 18535, 19546, 27115, 28645, 37070, 48865, 54230, 57290, 63019, 97730, 107503, 126038, 166141, 215006, 315095, 332282, 537515, 630190, 830705, 1075030, 1661410, 1827551, 3655102, 9137755, 18275510]

約数ペア:

[(1, 18275510), (2, 9137755), (5, 3655102), (10, 1827551), (11, 1661410), (17, 1075030), (22, 830705), (29, 630190), (34, 537515), (55, 332282), (58, 315095), (85, 215006), (110, 166141), (145, 126038), (170, 107503), (187, 97730), (290, 63019), (319, 57290), (337, 54230), (374, 48865), (493, 37070), (638, 28645), (674, 27115), (935, 19546), (986, 18535), (1595, 11458), (1685, 10846), (1870, 9773), (2465, 7414), (3190, 5729), (3370, 5423), (3707, 4930)]