20180778047

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1024249}}^1$

素因数の和:1024346

約数の個数: 16

約数和(自身を含む): 22861260000

約数和(自身を除く): 2680481953

約数列:

[1, 17, 19, 61, 323, 1037, 1159, 19703, 1024249, 17412233, 19460731, 62479189, 330832427, 1062146213, 1187104591, 20180778047]

約数ペア:

[(1, 20180778047), (17, 1187104591), (19, 1062146213), (61, 330832427), (323, 62479189), (1037, 19460731), (1159, 17412233), (19703, 1024249)]