18873738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{80657}}^1$

素因数の和:80678

約数の個数: 24

約数和(自身を含む): 44039268

約数和(自身を除く): 25165530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 80657, 161314, 241971, 483942, 725913, 1048541, 1451826, 2097082, 3145623, 6291246, 9436869, 18873738]

約数ペア:

[(1, 18873738), (2, 9436869), (3, 6291246), (6, 3145623), (9, 2097082), (13, 1451826), (18, 1048541), (26, 725913), (39, 483942), (78, 241971), (117, 161314), (234, 80657)]