20178906449

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8563}}^1\times {\mathrm{10663}}^1$

素因数の和:19256

約数の個数: 16

約数和(自身を含む): 23014276992

約数和(自身を除く): 2835370543

約数列:

[1, 13, 17, 221, 8563, 10663, 111319, 138619, 145571, 181271, 1892423, 2356523, 91307269, 1186994497, 1552223573, 20178906449]

約数ペア:

[(1, 20178906449), (13, 1552223573), (17, 1186994497), (221, 91307269), (8563, 2356523), (10663, 1892423), (111319, 181271), (138619, 145571)]