20526604

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8237}}^1$

素因数の和:8337

約数の個数: 24

約数和(自身を含む): 41519520

約数和(自身を除く): 20992916

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8237, 16474, 32948, 57659, 115318, 230636, 733093, 1466186, 2932372, 5131651, 10263302, 20526604]

約数ペア:

[(1, 20526604), (2, 10263302), (4, 5131651), (7, 2932372), (14, 1466186), (28, 733093), (89, 230636), (178, 115318), (356, 57659), (623, 32948), (1246, 16474), (2492, 8237)]