18505728

素因数分解:

$2^{13}\times 3^2\times {\mathrm{251}}^1$

素因数の和:283

約数の個数: 84

約数和(自身を含む): 53670708

約数和(自身を除く): 35164980

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 251, 256, 288, 384, 502, 512, 576, 753, 768, 1004, 1024, 1152, 1506, 1536, 2008, 2048, 2259, 2304, 3012, 3072, 4016, 4096, 4518, 4608, 6024, 6144, 8032, 8192, 9036, 9216, 12048, 12288, 16064, 18072, 18432, 24096, 24576, 32128, 36144, 36864, 48192, 64256, 72288, 73728, 96384, 128512, 144576, 192768, 257024, 289152, 385536, 514048, 578304, 771072, 1028096, 1156608, 1542144, 2056192, 2313216, 3084288, 4626432, 6168576, 9252864, 18505728]

約数ペア:

[(1, 18505728), (2, 9252864), (3, 6168576), (4, 4626432), (6, 3084288), (8, 2313216), (9, 2056192), (12, 1542144), (16, 1156608), (18, 1028096), (24, 771072), (32, 578304), (36, 514048), (48, 385536), (64, 289152), (72, 257024), (96, 192768), (128, 144576), (144, 128512), (192, 96384), (251, 73728), (256, 72288), (288, 64256), (384, 48192), (502, 36864), (512, 36144), (576, 32128), (753, 24576), (768, 24096), (1004, 18432), (1024, 18072), (1152, 16064), (1506, 12288), (1536, 12048), (2008, 9216), (2048, 9036), (2259, 8192), (2304, 8032), (3012, 6144), (3072, 6024), (4016, 4608), (4096, 4518)]