20504549

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 23186688

約数和(自身を除く): 2682139

約数列:

[1, 13, 37, 47, 481, 611, 907, 1739, 11791, 22607, 33559, 42629, 436267, 554177, 1577273, 20504549]

約数ペア:

[(1, 20504549), (13, 1577273), (37, 554177), (47, 436267), (481, 42629), (611, 33559), (907, 22607), (1739, 11791)]