18139731

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{9613}}^1$

素因数の和:9670

約数の個数: 16

約数和(自身を含む): 26303904

約数和(自身を除く): 8164173

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 9613, 28839, 163421, 355681, 490263, 1067043, 6046577, 18139731]

約数ペア:

[(1, 18139731), (3, 6046577), (17, 1067043), (37, 490263), (51, 355681), (111, 163421), (629, 28839), (1887, 9613)]