18490747

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 21721824

約数和(自身を除く): 3231077

約数列:

[1, 11, 17, 61, 187, 671, 1037, 1621, 11407, 17831, 27557, 98881, 303127, 1087691, 1680977, 18490747]

約数ペア:

[(1, 18490747), (11, 1680977), (17, 1087691), (61, 303127), (187, 98881), (671, 27557), (1037, 17831), (1621, 11407)]