20017514

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:662

約数の個数: 24

約数和(自身を含む): 33259044

約数和(自身を除く): 13241530

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 457, 914, 1991, 3982, 5027, 10054, 21901, 43802, 55297, 82717, 110594, 165434, 909887, 1819774, 10008757, 20017514]

約数ペア:

[(1, 20017514), (2, 10008757), (11, 1819774), (22, 909887), (121, 165434), (181, 110594), (242, 82717), (362, 55297), (457, 43802), (914, 21901), (1991, 10054), (3982, 5027)]