19804917

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{54559}}^1$

素因数の和:54584

約数の個数: 12

約数和(自身を含む): 29025920

約数和(自身を除く): 9221003

約数列:

[1, 3, 11, 33, 121, 363, 54559, 163677, 600149, 1800447, 6601639, 19804917]

約数ペア:

[(1, 19804917), (3, 6601639), (11, 1800447), (33, 600149), (121, 163677), (363, 54559)]