18707024

素因数分解:

$2^4\times 7^2\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:352

約数の個数: 60

約数和(自身を含む): 42747264

約数和(自身を除く): 24040240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 107, 112, 196, 214, 223, 392, 428, 446, 749, 784, 856, 892, 1498, 1561, 1712, 1784, 2996, 3122, 3568, 5243, 5992, 6244, 10486, 10927, 11984, 12488, 20972, 21854, 23861, 24976, 41944, 43708, 47722, 83888, 87416, 95444, 167027, 174832, 190888, 334054, 381776, 668108, 1169189, 1336216, 2338378, 2672432, 4676756, 9353512, 18707024]

約数ペア:

[(1, 18707024), (2, 9353512), (4, 4676756), (7, 2672432), (8, 2338378), (14, 1336216), (16, 1169189), (28, 668108), (49, 381776), (56, 334054), (98, 190888), (107, 174832), (112, 167027), (196, 95444), (214, 87416), (223, 83888), (392, 47722), (428, 43708), (446, 41944), (749, 24976), (784, 23861), (856, 21854), (892, 20972), (1498, 12488), (1561, 11984), (1712, 10927), (1784, 10486), (2996, 6244), (3122, 5992), (3568, 5243)]