20109101876

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{1979}}^1\times {\mathrm{59077}}^1$

素因数の和:61103

約数の個数: 24

約数和(自身を含む): 36028127520

約数和(自身を除く): 15919025644

約数列:

[1, 2, 4, 43, 86, 172, 1979, 3958, 7916, 59077, 85097, 118154, 170194, 236308, 340388, 2540311, 5080622, 10161244, 116913383, 233826766, 467653532, 5027275469, 10054550938, 20109101876]

約数ペア:

[(1, 20109101876), (2, 10054550938), (4, 5027275469), (43, 467653532), (86, 233826766), (172, 116913383), (1979, 10161244), (3958, 5080622), (7916, 2540311), (59077, 340388), (85097, 236308), (118154, 170194)]