20543166721

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{910561}}^1$

素因数の和:910872

約数の個数: 16

約数和(自身を含む): 25699701888

約数和(自身を除く): 5156535167

約数列:

[1, 7, 11, 77, 293, 2051, 3223, 22561, 910561, 6373927, 10016171, 70113197, 266794373, 1867560611, 2934738103, 20543166721]

約数ペア:

[(1, 20543166721), (7, 2934738103), (11, 1867560611), (77, 266794373), (293, 70113197), (2051, 10016171), (3223, 6373927), (22561, 910561)]