17440886

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1643

約数の個数: 16

約数和(自身を含む): 26980800

約数和(自身を除く): 9539914

約数列:

[1, 2, 43, 86, 139, 278, 1459, 2918, 5977, 11954, 62737, 125474, 202801, 405602, 8720443, 17440886]

約数ペア:

[(1, 17440886), (2, 8720443), (43, 405602), (86, 202801), (139, 125474), (278, 62737), (1459, 11954), (2918, 5977)]