20435667

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{3877}}^1$

素因数の和:4138

約数の個数: 16

約数和(自身を含む): 31272192

約数和(自身を除く): 10836525

約数列:

[1, 3, 7, 21, 251, 753, 1757, 3877, 5271, 11631, 27139, 81417, 973127, 2919381, 6811889, 20435667]

約数ペア:

[(1, 20435667), (3, 6811889), (7, 2919381), (21, 973127), (251, 81417), (753, 27139), (1757, 11631), (3877, 5271)]