20969244

素因数分解:

$2^2\times 3^2\times {\mathrm{619}}^1\times {\mathrm{941}}^1$

素因数の和:1570

約数の個数: 36

約数和(自身を含む): 53147640

約数和(自身を除く): 32178396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 619, 941, 1238, 1857, 1882, 2476, 2823, 3714, 3764, 5571, 5646, 7428, 8469, 11142, 11292, 16938, 22284, 33876, 582479, 1164958, 1747437, 2329916, 3494874, 5242311, 6989748, 10484622, 20969244]

約数ペア:

[(1, 20969244), (2, 10484622), (3, 6989748), (4, 5242311), (6, 3494874), (9, 2329916), (12, 1747437), (18, 1164958), (36, 582479), (619, 33876), (941, 22284), (1238, 16938), (1857, 11292), (1882, 11142), (2476, 8469), (2823, 7428), (3714, 5646), (3764, 5571)]