20801766

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{80627}}^1$

素因数の和:80675

約数の個数: 16

約数和(自身を含む): 42571584

約数和(自身を除く): 21769818

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 80627, 161254, 241881, 483762, 3466961, 6933922, 10400883, 20801766]

約数ペア:

[(1, 20801766), (2, 10400883), (3, 6933922), (6, 3466961), (43, 483762), (86, 241881), (129, 161254), (258, 80627)]