208740364

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{324131}}^1$

素因数の和:324165

約数の個数: 24

約数和(自身を含む): 435633408

約数和(自身を除く): 226893044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 324131, 648262, 1296524, 2268917, 4537834, 7455013, 9075668, 14910026, 29820052, 52185091, 104370182, 208740364]

約数ペア:

[(1, 208740364), (2, 104370182), (4, 52185091), (7, 29820052), (14, 14910026), (23, 9075668), (28, 7455013), (46, 4537834), (92, 2268917), (161, 1296524), (322, 648262), (644, 324131)]