19735385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2939}}^1$

素因数の和:3040

約数の個数: 16

約数和(自身を含む): 25401600

約数和(自身を除く): 5666215

約数列:

[1, 5, 17, 79, 85, 395, 1343, 2939, 6715, 14695, 49963, 232181, 249815, 1160905, 3947077, 19735385]

約数ペア:

[(1, 19735385), (5, 3947077), (17, 1160905), (79, 249815), (85, 232181), (395, 49963), (1343, 14695), (2939, 6715)]