20168703919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{312601}}^1$

素因数の和:313330

約数の個数: 16

約数和(自身を含む): 24858111040

約数和(自身を除く): 4689407121

約数列:

[1, 7, 13, 91, 709, 4963, 9217, 64519, 312601, 2188207, 4063813, 28446691, 221634109, 1551438763, 2881243417, 20168703919]

約数ペア:

[(1, 20168703919), (7, 2881243417), (13, 1551438763), (91, 221634109), (709, 28446691), (4963, 4063813), (9217, 2188207), (64519, 312601)]