20145490785

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9136277}}^1$

素因数の和:9136302

約数の個数: 36

約数和(自身を含む): 40619891988

約数和(自身を除く): 20474401203

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9136277, 27408831, 45681385, 63953939, 82226493, 137044155, 191861817, 319769695, 411132465, 447677573, 575585451, 959309085, 1343032719, 2238387865, 2877927255, 4029098157, 6715163595, 20145490785]

約数ペア:

[(1, 20145490785), (3, 6715163595), (5, 4029098157), (7, 2877927255), (9, 2238387865), (15, 1343032719), (21, 959309085), (35, 575585451), (45, 447677573), (49, 411132465), (63, 319769695), (105, 191861817), (147, 137044155), (245, 82226493), (315, 63953939), (441, 45681385), (735, 27408831), (2205, 9136277)]