20099792

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 40991424

約数和(自身を除く): 20891632

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 193, 283, 368, 386, 566, 772, 1132, 1544, 2264, 3088, 4439, 4528, 6509, 8878, 13018, 17756, 26036, 35512, 52072, 54619, 71024, 104144, 109238, 218476, 436952, 873904, 1256237, 2512474, 5024948, 10049896, 20099792]

約数ペア:

[(1, 20099792), (2, 10049896), (4, 5024948), (8, 2512474), (16, 1256237), (23, 873904), (46, 436952), (92, 218476), (184, 109238), (193, 104144), (283, 71024), (368, 54619), (386, 52072), (566, 35512), (772, 26036), (1132, 17756), (1544, 13018), (2264, 8878), (3088, 6509), (4439, 4528)]