18620170168

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{393761}}^1$

素因数の和:394047

約数の個数: 32

約数和(自身を含む): 36572614560

約数和(自身を除く): 17952444392

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 257, 514, 1028, 2056, 5911, 11822, 23644, 47288, 393761, 787522, 1575044, 3150088, 9056503, 18113006, 36226012, 72452024, 101196577, 202393154, 404786308, 809572616, 2327521271, 4655042542, 9310085084, 18620170168]

約数ペア:

[(1, 18620170168), (2, 9310085084), (4, 4655042542), (8, 2327521271), (23, 809572616), (46, 404786308), (92, 202393154), (184, 101196577), (257, 72452024), (514, 36226012), (1028, 18113006), (2056, 9056503), (5911, 3150088), (11822, 1575044), (23644, 787522), (47288, 393761)]