20117456

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54667}}^1$

素因数の和:54698

約数の個数: 20

約数和(自身を含む): 40672992

約数和(自身を除く): 20555536

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54667, 109334, 218668, 437336, 874672, 1257341, 2514682, 5029364, 10058728, 20117456]

約数ペア:

[(1, 20117456), (2, 10058728), (4, 5029364), (8, 2514682), (16, 1257341), (23, 874672), (46, 437336), (92, 218668), (184, 109334), (368, 54667)]