20323468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{3323}}^1$

素因数の和:3477

約数の個数: 24

約数和(自身を含む): 39090240

約数和(自身を除く): 18766772

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 3323, 6116, 6646, 13292, 36553, 73106, 146212, 461897, 923794, 1847588, 5080867, 10161734, 20323468]

約数ペア:

[(1, 20323468), (2, 10161734), (4, 5080867), (11, 1847588), (22, 923794), (44, 461897), (139, 146212), (278, 73106), (556, 36553), (1529, 13292), (3058, 6646), (3323, 6116)]