11939991

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18341}}^1$

素因数の和:18382

約数の個数: 16

約数和(自身を含む): 18782208

約数和(自身を除く): 6842217

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 18341, 55023, 128387, 385161, 568571, 1705713, 3979997, 11939991]

約数ペア:

[(1, 11939991), (3, 3979997), (7, 1705713), (21, 568571), (31, 385161), (93, 128387), (217, 55023), (651, 18341)]