20288411

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 23962848

約数和(自身を除く): 3674437

約数列:

[1, 11, 13, 143, 337, 421, 3707, 4381, 4631, 5473, 48191, 60203, 141877, 1560647, 1844401, 20288411]

約数ペア:

[(1, 20288411), (11, 1844401), (13, 1560647), (143, 141877), (337, 60203), (421, 48191), (3707, 5473), (4381, 4631)]