19941765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78203}}^1$

素因数の和:78228

約数の個数: 16

約数和(自身を含む): 33784128

約数和(自身を除く): 13842363

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78203, 234609, 391015, 1173045, 1329451, 3988353, 6647255, 19941765]

約数ペア:

[(1, 19941765), (3, 6647255), (5, 3988353), (15, 1329451), (17, 1173045), (51, 391015), (85, 234609), (255, 78203)]