20395132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{2657}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 37956240

約数和(自身を除く): 17561108

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 2657, 3838, 5314, 7676, 10628, 50483, 100966, 201932, 268357, 536714, 1073428, 5098783, 10197566, 20395132]

約数ペア:

[(1, 20395132), (2, 10197566), (4, 5098783), (19, 1073428), (38, 536714), (76, 268357), (101, 201932), (202, 100966), (404, 50483), (1919, 10628), (2657, 7676), (3838, 5314)]