18436087827

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{661}}^1\times {\mathrm{19739}}^1$

素因数の和:20563

約数の個数: 24

約数和(自身を含む): 26841425520

約数和(自身を除く): 8405337693

約数列:

[1, 3, 9, 157, 471, 661, 1413, 1983, 5949, 19739, 59217, 103777, 177651, 311331, 933993, 3099023, 9297069, 13047479, 27891207, 39142437, 117427311, 2048454203, 6145362609, 18436087827]

約数ペア:

[(1, 18436087827), (3, 6145362609), (9, 2048454203), (157, 117427311), (471, 39142437), (661, 27891207), (1413, 13047479), (1983, 9297069), (5949, 3099023), (19739, 933993), (59217, 311331), (103777, 177651)]