20123849069

素因数分解:

${\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{1487}}^2$

素因数の和:3472

約数の個数: 12

約数和(自身を含む): 21241507200

約数和(自身を除く): 1117658131

約数列:

[1, 19, 479, 1487, 9101, 28253, 712273, 2211169, 13533187, 42012211, 1059149951, 20123849069]

約数ペア:

[(1, 20123849069), (19, 1059149951), (479, 42012211), (1487, 13533187), (9101, 2211169), (28253, 712273)]