20839588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6151}}^1$

素因数の和:6184

約数の個数: 36

約数和(自身を含む): 45820096

約数和(自身を除く): 24980508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 6151, 12302, 24604, 43057, 67661, 86114, 135322, 172228, 270644, 473627, 744271, 947254, 1488542, 1894508, 2977084, 5209897, 10419794, 20839588]

約数ペア:

[(1, 20839588), (2, 10419794), (4, 5209897), (7, 2977084), (11, 1894508), (14, 1488542), (22, 947254), (28, 744271), (44, 473627), (77, 270644), (121, 172228), (154, 135322), (242, 86114), (308, 67661), (484, 43057), (847, 24604), (1694, 12302), (3388, 6151)]