20006757

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10739}}^1$

素因数の和:10774

約数の個数: 20

約数和(自身を含む): 31188960

約数和(自身を除く): 11182203

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10739, 32217, 96651, 246997, 289953, 740991, 869859, 2222973, 6668919, 20006757]

約数ペア:

[(1, 20006757), (3, 6668919), (9, 2222973), (23, 869859), (27, 740991), (69, 289953), (81, 246997), (207, 96651), (621, 32217), (1863, 10739)]