20091189

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8597}}^1$

素因数の和:8660

約数の個数: 16

約数和(自身を含む): 28889280

約数和(自身を除く): 8798091

約数列:

[1, 3, 19, 41, 57, 123, 779, 2337, 8597, 25791, 163343, 352477, 490029, 1057431, 6697063, 20091189]

約数ペア:

[(1, 20091189), (3, 6697063), (19, 1057431), (41, 490029), (57, 352477), (123, 163343), (779, 25791), (2337, 8597)]