20934807

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{2389}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 29368320

約数和(自身を除く): 8433513

約数列:

[1, 3, 23, 69, 127, 381, 2389, 2921, 7167, 8763, 54947, 164841, 303403, 910209, 6978269, 20934807]

約数ペア:

[(1, 20934807), (3, 6978269), (23, 910209), (69, 303403), (127, 164841), (381, 54947), (2389, 8763), (2921, 7167)]