19664695

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{433}}^1$

素因数の和:762

約数の個数: 16

約数和(自身を含む): 24498432

約数和(自身を除く): 4833737

約数列:

[1, 5, 31, 155, 293, 433, 1465, 2165, 9083, 13423, 45415, 67115, 126869, 634345, 3932939, 19664695]

約数ペア:

[(1, 19664695), (5, 3932939), (31, 634345), (155, 126869), (293, 67115), (433, 45415), (1465, 13423), (2165, 9083)]