20877842

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1\times {\mathrm{919}}^1$

素因数の和:1265

約数の個数: 16

約数和(自身を含む): 32303040

約数和(自身を除く): 11425198

約数列:

[1, 2, 37, 74, 307, 614, 919, 1838, 11359, 22718, 34003, 68006, 282133, 564266, 10438921, 20877842]

約数ペア:

[(1, 20877842), (2, 10438921), (37, 564266), (74, 282133), (307, 68006), (614, 34003), (919, 22718), (1838, 11359)]