20904192

素因数分解:

$2^8\times 3^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 61965904

約数和(自身を除く): 41061712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 211, 256, 258, 288, 344, 384, 387, 422, 516, 576, 633, 688, 768, 774, 844, 1032, 1152, 1266, 1376, 1548, 1688, 1899, 2064, 2304, 2532, 2752, 3096, 3376, 3798, 4128, 5064, 5504, 6192, 6752, 7596, 8256, 9073, 10128, 11008, 12384, 13504, 15192, 16512, 18146, 20256, 24768, 27008, 27219, 30384, 33024, 36292, 40512, 49536, 54016, 54438, 60768, 72584, 81024, 81657, 99072, 108876, 121536, 145168, 162048, 163314, 217752, 243072, 290336, 326628, 435504, 486144, 580672, 653256, 871008, 1161344, 1306512, 1742016, 2322688, 2613024, 3484032, 5226048, 6968064, 10452096, 20904192]

約数ペア:

[(1, 20904192), (2, 10452096), (3, 6968064), (4, 5226048), (6, 3484032), (8, 2613024), (9, 2322688), (12, 1742016), (16, 1306512), (18, 1161344), (24, 871008), (32, 653256), (36, 580672), (43, 486144), (48, 435504), (64, 326628), (72, 290336), (86, 243072), (96, 217752), (128, 163314), (129, 162048), (144, 145168), (172, 121536), (192, 108876), (211, 99072), (256, 81657), (258, 81024), (288, 72584), (344, 60768), (384, 54438), (387, 54016), (422, 49536), (516, 40512), (576, 36292), (633, 33024), (688, 30384), (768, 27219), (774, 27008), (844, 24768), (1032, 20256), (1152, 18146), (1266, 16512), (1376, 15192), (1548, 13504), (1688, 12384), (1899, 11008), (2064, 10128), (2304, 9073), (2532, 8256), (2752, 7596), (3096, 6752), (3376, 6192), (3798, 5504), (4128, 5064)]