13281152

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 28723200

約数和(自身を除く): 15442048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 127, 128, 152, 172, 254, 304, 344, 508, 608, 688, 817, 1016, 1216, 1376, 1634, 2032, 2413, 2432, 2752, 3268, 4064, 4826, 5461, 5504, 6536, 8128, 9652, 10922, 13072, 16256, 19304, 21844, 26144, 38608, 43688, 52288, 77216, 87376, 103759, 104576, 154432, 174752, 207518, 308864, 349504, 415036, 699008, 830072, 1660144, 3320288, 6640576, 13281152]

約数ペア:

[(1, 13281152), (2, 6640576), (4, 3320288), (8, 1660144), (16, 830072), (19, 699008), (32, 415036), (38, 349504), (43, 308864), (64, 207518), (76, 174752), (86, 154432), (127, 104576), (128, 103759), (152, 87376), (172, 77216), (254, 52288), (304, 43688), (344, 38608), (508, 26144), (608, 21844), (688, 19304), (817, 16256), (1016, 13072), (1216, 10922), (1376, 9652), (1634, 8128), (2032, 6536), (2413, 5504), (2432, 5461), (2752, 4826), (3268, 4064)]