19398591

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3083

約数の個数: 24

約数和(自身を含む): 30191616

約数和(自身を除く): 10793025

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 3023, 6417, 9069, 27207, 69529, 93713, 208587, 281139, 625761, 843417, 2155399, 6466197, 19398591]

約数ペア:

[(1, 19398591), (3, 6466197), (9, 2155399), (23, 843417), (31, 625761), (69, 281139), (93, 208587), (207, 93713), (279, 69529), (713, 27207), (2139, 9069), (3023, 6417)]