18543888

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:557

約数の個数: 120

約数和(自身を含む): 59192640

約数和(自身を除く): 40648752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 368, 396, 414, 506, 509, 528, 552, 759, 792, 828, 1012, 1018, 1104, 1518, 1527, 1584, 1656, 2024, 2036, 2277, 3036, 3054, 3312, 4048, 4072, 4554, 4581, 5599, 6072, 6108, 8144, 9108, 9162, 11198, 11707, 12144, 12216, 16797, 18216, 18324, 22396, 23414, 24432, 33594, 35121, 36432, 36648, 44792, 46828, 50391, 67188, 70242, 73296, 89584, 93656, 100782, 105363, 128777, 134376, 140484, 187312, 201564, 210726, 257554, 268752, 280968, 386331, 403128, 421452, 515108, 561936, 772662, 806256, 842904, 1030216, 1158993, 1545324, 1685808, 2060432, 2317986, 3090648, 4635972, 6181296, 9271944, 18543888]

約数ペア:

[(1, 18543888), (2, 9271944), (3, 6181296), (4, 4635972), (6, 3090648), (8, 2317986), (9, 2060432), (11, 1685808), (12, 1545324), (16, 1158993), (18, 1030216), (22, 842904), (23, 806256), (24, 772662), (33, 561936), (36, 515108), (44, 421452), (46, 403128), (48, 386331), (66, 280968), (69, 268752), (72, 257554), (88, 210726), (92, 201564), (99, 187312), (132, 140484), (138, 134376), (144, 128777), (176, 105363), (184, 100782), (198, 93656), (207, 89584), (253, 73296), (264, 70242), (276, 67188), (368, 50391), (396, 46828), (414, 44792), (506, 36648), (509, 36432), (528, 35121), (552, 33594), (759, 24432), (792, 23414), (828, 22396), (1012, 18324), (1018, 18216), (1104, 16797), (1518, 12216), (1527, 12144), (1584, 11707), (1656, 11198), (2024, 9162), (2036, 9108), (2277, 8144), (3036, 6108), (3054, 6072), (3312, 5599), (4048, 4581), (4072, 4554)]