20886783

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{1117}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 29193216

約数和(自身を除く): 8306433

約数列:

[1, 3, 23, 69, 271, 813, 1117, 3351, 6233, 18699, 25691, 77073, 302707, 908121, 6962261, 20886783]

約数ペア:

[(1, 20886783), (3, 6962261), (23, 908121), (69, 302707), (271, 77073), (813, 25691), (1117, 18699), (3351, 6233)]