20922982

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{839}}^1$

素因数の和:1215

約数の個数: 16

約数和(自身を含む): 32366880

約数和(自身を除く): 11443898

約数列:

[1, 2, 37, 74, 337, 674, 839, 1678, 12469, 24938, 31043, 62086, 282743, 565486, 10461491, 20922982]

約数ペア:

[(1, 20922982), (2, 10461491), (37, 565486), (74, 282743), (337, 62086), (674, 31043), (839, 24938), (1678, 12469)]