20522755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 8507645

約数列:

[1, 5, 11, 19, 41, 55, 95, 205, 209, 451, 479, 779, 1045, 2255, 2395, 3895, 5269, 8569, 9101, 19639, 26345, 42845, 45505, 98195, 100111, 216029, 373141, 500555, 1080145, 1865705, 4104551, 20522755]

約数ペア:

[(1, 20522755), (5, 4104551), (11, 1865705), (19, 1080145), (41, 500555), (55, 373141), (95, 216029), (205, 100111), (209, 98195), (451, 45505), (479, 42845), (779, 26345), (1045, 19639), (2255, 9101), (2395, 8569), (3895, 5269)]