19969818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{302573}}^1$

素因数の和:302589

約数の個数: 16

約数和(自身を含む): 43570656

約数和(自身を除く): 23600838

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 302573, 605146, 907719, 1815438, 3328303, 6656606, 9984909, 19969818]

約数ペア:

[(1, 19969818), (2, 9984909), (3, 6656606), (6, 3328303), (11, 1815438), (22, 907719), (33, 605146), (66, 302573)]