20078971

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^2$

素因数の和:474

約数の個数: 12

約数和(自身を含む): 22545432

約数和(自身を除く): 2466461

約数列:

[1, 11, 41, 211, 451, 2321, 8651, 44521, 95161, 489731, 1825361, 20078971]

約数ペア:

[(1, 20078971), (11, 1825361), (41, 489731), (211, 95161), (451, 44521), (2321, 8651)]