19942518

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{144511}}^1$

素因数の和:144539

約数の個数: 16

約数和(自身を含む): 41619456

約数和(自身を除く): 21676938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 144511, 289022, 433533, 867066, 3323753, 6647506, 9971259, 19942518]

約数ペア:

[(1, 19942518), (2, 9971259), (3, 6647506), (6, 3323753), (23, 867066), (46, 433533), (69, 289022), (138, 144511)]