19986314

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{757}}^1$

素因数の和:1109

約数の個数: 16

約数和(自身を含む): 30817248

約数和(自身を除く): 10830934

約数列:

[1, 2, 43, 86, 307, 614, 757, 1514, 13201, 26402, 32551, 65102, 232399, 464798, 9993157, 19986314]

約数ペア:

[(1, 19986314), (2, 9993157), (43, 464798), (86, 232399), (307, 65102), (614, 32551), (757, 26402), (1514, 13201)]