18226197

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2593}}^1$

素因数の和:2681

約数の個数: 24

約数和(自身を含む): 29135808

約数和(自身を除く): 10909611

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 2593, 7029, 7779, 23337, 28523, 85569, 184103, 256707, 552309, 1656927, 2025133, 6075399, 18226197]

約数ペア:

[(1, 18226197), (3, 6075399), (9, 2025133), (11, 1656927), (33, 552309), (71, 256707), (99, 184103), (213, 85569), (639, 28523), (781, 23337), (2343, 7779), (2593, 7029)]