198781456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{540167}}^1$

素因数の和:540198

約数の個数: 20

約数和(自身を含む): 401884992

約数和(自身を除く): 203103536

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 540167, 1080334, 2160668, 4321336, 8642672, 12423841, 24847682, 49695364, 99390728, 198781456]

約数ペア:

[(1, 198781456), (2, 99390728), (4, 49695364), (8, 24847682), (16, 12423841), (23, 8642672), (46, 4321336), (92, 2160668), (184, 1080334), (368, 540167)]