208514192

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{317857}}^1$

素因数の和:317906

約数の個数: 20

約数和(自身を含む): 413851116

約数和(自身を除く): 205336924

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 317857, 635714, 1271428, 2542856, 5085712, 13032137, 26064274, 52128548, 104257096, 208514192]

約数ペア:

[(1, 208514192), (2, 104257096), (4, 52128548), (8, 26064274), (16, 13032137), (41, 5085712), (82, 2542856), (164, 1271428), (328, 635714), (656, 317857)]