20713659

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{761}}^1$

素因数の和:1018

約数の個数: 16

約数和(自身を含む): 28431744

約数和(自身を除く): 7718085

約数列:

[1, 3, 43, 129, 211, 633, 761, 2283, 9073, 27219, 32723, 98169, 160571, 481713, 6904553, 20713659]

約数ペア:

[(1, 20713659), (3, 6904553), (43, 481713), (129, 160571), (211, 98169), (633, 32723), (761, 27219), (2283, 9073)]