13889456

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 33212160

約数和(自身を除く): 19322704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 107, 112, 122, 133, 152, 214, 244, 266, 304, 427, 428, 488, 532, 749, 854, 856, 976, 1064, 1159, 1498, 1708, 1712, 2033, 2128, 2318, 2996, 3416, 4066, 4636, 5992, 6527, 6832, 8113, 8132, 9272, 11984, 13054, 14231, 16226, 16264, 18544, 26108, 28462, 32452, 32528, 45689, 52216, 56924, 64904, 91378, 104432, 113848, 124013, 129808, 182756, 227696, 248026, 365512, 496052, 731024, 868091, 992104, 1736182, 1984208, 3472364, 6944728, 13889456]

約数ペア:

[(1, 13889456), (2, 6944728), (4, 3472364), (7, 1984208), (8, 1736182), (14, 992104), (16, 868091), (19, 731024), (28, 496052), (38, 365512), (56, 248026), (61, 227696), (76, 182756), (107, 129808), (112, 124013), (122, 113848), (133, 104432), (152, 91378), (214, 64904), (244, 56924), (266, 52216), (304, 45689), (427, 32528), (428, 32452), (488, 28462), (532, 26108), (749, 18544), (854, 16264), (856, 16226), (976, 14231), (1064, 13054), (1159, 11984), (1498, 9272), (1708, 8132), (1712, 8113), (2033, 6832), (2128, 6527), (2318, 5992), (2996, 4636), (3416, 4066)]