19800333

素因数分解:

$3^2\times 7^1\times {\mathrm{467}}^1\times {\mathrm{673}}^1$

素因数の和:1153

約数の個数: 24

約数和(自身を含む): 32804928

約数和(自身を除く): 13004595

約数列:

[1, 3, 7, 9, 21, 63, 467, 673, 1401, 2019, 3269, 4203, 4711, 6057, 9807, 14133, 29421, 42399, 314291, 942873, 2200037, 2828619, 6600111, 19800333]

約数ペア:

[(1, 19800333), (3, 6600111), (7, 2828619), (9, 2200037), (21, 942873), (63, 314291), (467, 42399), (673, 29421), (1401, 14133), (2019, 9807), (3269, 6057), (4203, 4711)]