19903072

素因数分解:

$2^5\times 7^1\times {\mathrm{88853}}^1$

素因数の和:88870

約数の個数: 24

約数和(自身を含む): 44782416

約数和(自身を除く): 24879344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 88853, 177706, 355412, 621971, 710824, 1243942, 1421648, 2487884, 2843296, 4975768, 9951536, 19903072]

約数ペア:

[(1, 19903072), (2, 9951536), (4, 4975768), (7, 2843296), (8, 2487884), (14, 1421648), (16, 1243942), (28, 710824), (32, 621971), (56, 355412), (112, 177706), (224, 88853)]