18493491

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 25269120

約数和(自身を除く): 6775629

約数列:

[1, 3, 59, 163, 177, 489, 641, 1923, 9617, 28851, 37819, 104483, 113457, 313449, 6164497, 18493491]

約数ペア:

[(1, 18493491), (3, 6164497), (59, 313449), (163, 113457), (177, 104483), (489, 37819), (641, 28851), (1923, 9617)]