19857306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{472793}}^1$

素因数の和:472805

約数の個数: 16

約数和(自身を含む): 45388224

約数和(自身を除く): 25530918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 472793, 945586, 1418379, 2836758, 3309551, 6619102, 9928653, 19857306]

約数ペア:

[(1, 19857306), (2, 9928653), (3, 6619102), (6, 3309551), (7, 2836758), (14, 1418379), (21, 945586), (42, 472793)]