19806655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9733}}^1$

素因数の和:9786

約数の個数: 16

約数和(自身を含む): 26632224

約数和(自身を除く): 6825569

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 9733, 48665, 107063, 360121, 535315, 1800605, 3961331, 19806655]

約数ペア:

[(1, 19806655), (5, 3961331), (11, 1800605), (37, 535315), (55, 360121), (185, 107063), (407, 48665), (2035, 9733)]