20007955971

素因数分解:

$3^2\times {\mathrm{4639}}^1\times {\mathrm{479221}}^1$

素因数の和:483866

約数の個数: 12

約数和(自身を含む): 28906671040

約数和(自身を除く): 8898715069

約数列:

[1, 3, 9, 4639, 13917, 41751, 479221, 1437663, 4312989, 2223106219, 6669318657, 20007955971]

約数ペア:

[(1, 20007955971), (3, 6669318657), (9, 2223106219), (4639, 4312989), (13917, 1437663), (41751, 479221)]