26847136

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 54885600

約数和(自身を除く): 28038464

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 109, 172, 179, 218, 344, 358, 436, 688, 716, 872, 1376, 1432, 1744, 2864, 3488, 4687, 5728, 7697, 9374, 15394, 18748, 19511, 30788, 37496, 39022, 61576, 74992, 78044, 123152, 149984, 156088, 246304, 312176, 624352, 838973, 1677946, 3355892, 6711784, 13423568, 26847136]

約数ペア:

[(1, 26847136), (2, 13423568), (4, 6711784), (8, 3355892), (16, 1677946), (32, 838973), (43, 624352), (86, 312176), (109, 246304), (172, 156088), (179, 149984), (218, 123152), (344, 78044), (358, 74992), (436, 61576), (688, 39022), (716, 37496), (872, 30788), (1376, 19511), (1432, 18748), (1744, 15394), (2864, 9374), (3488, 7697), (4687, 5728)]