18280576

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 39951360

約数和(自身を除く): 21670784

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 271, 272, 496, 527, 542, 544, 992, 1054, 1084, 1088, 1984, 2108, 2168, 2176, 3968, 4216, 4336, 4607, 8401, 8432, 8672, 9214, 16802, 16864, 17344, 18428, 33604, 33728, 34688, 36856, 67208, 67456, 73712, 134416, 142817, 147424, 268832, 285634, 294848, 537664, 571268, 589696, 1075328, 1142536, 2285072, 4570144, 9140288, 18280576]

約数ペア:

[(1, 18280576), (2, 9140288), (4, 4570144), (8, 2285072), (16, 1142536), (17, 1075328), (31, 589696), (32, 571268), (34, 537664), (62, 294848), (64, 285634), (68, 268832), (124, 147424), (128, 142817), (136, 134416), (248, 73712), (271, 67456), (272, 67208), (496, 36856), (527, 34688), (542, 33728), (544, 33604), (992, 18428), (1054, 17344), (1084, 16864), (1088, 16802), (1984, 9214), (2108, 8672), (2168, 8432), (2176, 8401), (3968, 4607), (4216, 4336)]