19843690

素因数分解:

$2^1\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5407}}^1$

素因数の和:5781

約数の個数: 16

約数和(自身を含む): 35822592

約数和(自身を除く): 15978902

約数列:

[1, 2, 5, 10, 367, 734, 1835, 3670, 5407, 10814, 27035, 54070, 1984369, 3968738, 9921845, 19843690]

約数ペア:

[(1, 19843690), (2, 9921845), (5, 3968738), (10, 1984369), (367, 54070), (734, 27035), (1835, 10814), (3670, 5407)]