20983355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5741}}^1$

素因数の和:5806

約数の個数: 16

約数和(自身を含む): 27285984

約数和(自身を除く): 6302629

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5741, 28705, 97597, 246863, 487985, 1234315, 4196671, 20983355]

約数ペア:

[(1, 20983355), (5, 4196671), (17, 1234315), (43, 487985), (85, 246863), (215, 97597), (731, 28705), (3655, 5741)]