20628278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{773}}^1\times {\mathrm{1213}}^1$

素因数の和:1999

約数の個数: 16

約数和(自身を含む): 33826896

約数和(自身を除く): 13198618

約数列:

[1, 2, 11, 22, 773, 1213, 1546, 2426, 8503, 13343, 17006, 26686, 937649, 1875298, 10314139, 20628278]

約数ペア:

[(1, 20628278), (2, 10314139), (11, 1875298), (22, 937649), (773, 26686), (1213, 17006), (1546, 13343), (2426, 8503)]