28185784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{320293}}^1$

素因数の和:320310

約数の個数: 16

約数和(自身を含む): 57652920

約数和(自身を除く): 29467136

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 320293, 640586, 1281172, 2562344, 3523223, 7046446, 14092892, 28185784]

約数ペア:

[(1, 28185784), (2, 14092892), (4, 7046446), (8, 3523223), (11, 2562344), (22, 1281172), (44, 640586), (88, 320293)]