26999918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{7817}}^1$

素因数の和:7987

約数の個数: 16

約数和(自身を含む): 44468784

約数和(自身を除く): 17468866

約数列:

[1, 2, 11, 22, 157, 314, 1727, 3454, 7817, 15634, 85987, 171974, 1227269, 2454538, 13499959, 26999918]

約数ペア:

[(1, 26999918), (2, 13499959), (11, 2454538), (22, 1227269), (157, 171974), (314, 85987), (1727, 15634), (3454, 7817)]