91012784

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{138739}}^1$

素因数の和:138788

約数の個数: 20

約数和(自身を含む): 180639480

約数和(自身を除く): 89626696

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 138739, 277478, 554956, 1109912, 2219824, 5688299, 11376598, 22753196, 45506392, 91012784]

約数ペア:

[(1, 91012784), (2, 45506392), (4, 22753196), (8, 11376598), (16, 5688299), (41, 2219824), (82, 1109912), (164, 554956), (328, 277478), (656, 138739)]