20161944877

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1153}}^1\times {\mathrm{17681}}^1$

素因数の和:18900

約数の個数: 16

約数和(自身を含む): 21547709568

約数和(自身を除く): 1385764691

約数列:

[1, 23, 43, 989, 1153, 17681, 26519, 49579, 406663, 760283, 1140317, 17486509, 20386193, 468882439, 876606299, 20161944877]

約数ペア:

[(1, 20161944877), (23, 876606299), (43, 468882439), (989, 20386193), (1153, 17486509), (17681, 1140317), (26519, 760283), (49579, 406663)]