19894335

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78017}}^1$

素因数の和:78042

約数の個数: 16

約数和(自身を含む): 33703776

約数和(自身を除く): 13809441

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 78017, 234051, 390085, 1170255, 1326289, 3978867, 6631445, 19894335]

約数ペア:

[(1, 19894335), (3, 6631445), (5, 3978867), (15, 1326289), (17, 1170255), (51, 390085), (85, 234051), (255, 78017)]