20892208

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{19489}}^1$

素因数の和:19564

約数の個数: 20

約数和(自身を含む): 41084920

約数和(自身を除く): 20192712

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 19489, 38978, 77956, 155912, 311824, 1305763, 2611526, 5223052, 10446104, 20892208]

約数ペア:

[(1, 20892208), (2, 10446104), (4, 5223052), (8, 2611526), (16, 1305763), (67, 311824), (134, 155912), (268, 77956), (536, 38978), (1072, 19489)]