18980214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{287579}}^1$

素因数の和:287595

約数の個数: 16

約数和(自身を含む): 41411520

約数和(自身を除く): 22431306

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 287579, 575158, 862737, 1725474, 3163369, 6326738, 9490107, 18980214]

約数ペア:

[(1, 18980214), (2, 9490107), (3, 6326738), (6, 3163369), (11, 1725474), (22, 862737), (33, 575158), (66, 287579)]