17939649

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{65713}}^1$

素因数の和:65736

約数の個数: 16

約数和(自身を含む): 29439872

約数和(自身を除く): 11500223

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 65713, 197139, 459991, 854269, 1379973, 2562807, 5979883, 17939649]

約数ペア:

[(1, 17939649), (3, 5979883), (7, 2562807), (13, 1379973), (21, 854269), (39, 459991), (91, 197139), (273, 65713)]