18538368

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2099}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 32869632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2099, 2208, 2944, 4198, 4416, 6297, 8396, 8832, 12594, 16792, 25188, 33584, 48277, 50376, 67168, 96554, 100752, 134336, 144831, 193108, 201504, 268672, 289662, 386216, 403008, 579324, 772432, 806016, 1158648, 1544864, 2317296, 3089728, 4634592, 6179456, 9269184, 18538368]

約数ペア:

[(1, 18538368), (2, 9269184), (3, 6179456), (4, 4634592), (6, 3089728), (8, 2317296), (12, 1544864), (16, 1158648), (23, 806016), (24, 772432), (32, 579324), (46, 403008), (48, 386216), (64, 289662), (69, 268672), (92, 201504), (96, 193108), (128, 144831), (138, 134336), (184, 100752), (192, 96554), (276, 67168), (368, 50376), (384, 48277), (552, 33584), (736, 25188), (1104, 16792), (1472, 12594), (2099, 8832), (2208, 8396), (2944, 6297), (4198, 4416)]