18696729

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{941}}^1$

素因数の和:1160

約数の個数: 16

約数和(自身を含む): 25773120

約数和(自身を除く): 7076391

約数列:

[1, 3, 37, 111, 179, 537, 941, 2823, 6623, 19869, 34817, 104451, 168439, 505317, 6232243, 18696729]

約数ペア:

[(1, 18696729), (3, 6232243), (37, 505317), (111, 168439), (179, 104451), (537, 34817), (941, 19869), (2823, 6623)]