20687564862

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12358163}}^1$

素因数の和:12358205

約数の個数: 32

約数和(自身を含む): 47455349760

約数和(自身を除く): 26767784898

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12358163, 24716326, 37074489, 74148978, 111223467, 222446934, 333670401, 383103053, 667340802, 766206106, 1149309159, 2298618318, 3447927477, 6895854954, 10343782431, 20687564862]

約数ペア:

[(1, 20687564862), (2, 10343782431), (3, 6895854954), (6, 3447927477), (9, 2298618318), (18, 1149309159), (27, 766206106), (31, 667340802), (54, 383103053), (62, 333670401), (93, 222446934), (186, 111223467), (279, 74148978), (558, 37074489), (837, 24716326), (1674, 12358163)]