81620744

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{443591}}^1$

素因数の和:443620

約数の個数: 16

約数和(自身を含む): 159693120

約数和(自身を除く): 78072376

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 443591, 887182, 1774364, 3548728, 10202593, 20405186, 40810372, 81620744]

約数ペア:

[(1, 81620744), (2, 40810372), (4, 20405186), (8, 10202593), (23, 3548728), (46, 1774364), (92, 887182), (184, 443591)]