18967273

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 21450240

約数和(自身を除く): 2482967

約数列:

[1, 13, 37, 47, 481, 611, 839, 1739, 10907, 22607, 31043, 39433, 403559, 512629, 1459021, 18967273]

約数ペア:

[(1, 18967273), (13, 1459021), (37, 512629), (47, 403559), (481, 39433), (611, 31043), (839, 22607), (1739, 10907)]