20173090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2971}}^1$

素因数の和:3082

約数の個数: 32

約数和(自身を含む): 41940864

約数和(自身を除く): 21767774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 2971, 3395, 5942, 6790, 14855, 20797, 29710, 41594, 103985, 207970, 288187, 576374, 1440935, 2017309, 2881870, 4034618, 10086545, 20173090]

約数ペア:

[(1, 20173090), (2, 10086545), (5, 4034618), (7, 2881870), (10, 2017309), (14, 1440935), (35, 576374), (70, 288187), (97, 207970), (194, 103985), (485, 41594), (679, 29710), (970, 20797), (1358, 14855), (2971, 6790), (3395, 5942)]