19960864

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8101}}^1$

素因数の和:8129

約数の個数: 48

約数和(自身を含む): 49000896

約数和(自身を除く): 29040032

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 8101, 16202, 32404, 56707, 64808, 89111, 113414, 129616, 178222, 226828, 259232, 356444, 453656, 623777, 712888, 907312, 1247554, 1425776, 1814624, 2495108, 2851552, 4990216, 9980432, 19960864]

約数ペア:

[(1, 19960864), (2, 9980432), (4, 4990216), (7, 2851552), (8, 2495108), (11, 1814624), (14, 1425776), (16, 1247554), (22, 907312), (28, 712888), (32, 623777), (44, 453656), (56, 356444), (77, 259232), (88, 226828), (112, 178222), (154, 129616), (176, 113414), (224, 89111), (308, 64808), (352, 56707), (616, 32404), (1232, 16202), (2464, 8101)]