18654081

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 26056320

約数和(自身を除く): 7402239

約数列:

[1, 3, 23, 69, 409, 661, 1227, 1983, 9407, 15203, 28221, 45609, 270349, 811047, 6218027, 18654081]

約数ペア:

[(1, 18654081), (3, 6218027), (23, 811047), (69, 270349), (409, 45609), (661, 28221), (1227, 15203), (1983, 9407)]