205461104

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{124673}}^1$

素因数の和:124784

約数の個数: 20

約数和(自身を含む): 401948976

約数和(自身を除く): 196487872

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 124673, 249346, 498692, 997384, 1994768, 12841319, 25682638, 51365276, 102730552, 205461104]

約数ペア:

[(1, 205461104), (2, 102730552), (4, 51365276), (8, 25682638), (16, 12841319), (103, 1994768), (206, 997384), (412, 498692), (824, 249346), (1648, 124673)]