18934713

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{8123}}^1$

素因数の和:8173

約数の個数: 24

約数和(自身を含む): 32106048

約数和(自身を除く): 13171335

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 8123, 24369, 56861, 73107, 170583, 300551, 511749, 901653, 2103857, 2704959, 6311571, 18934713]

約数ペア:

[(1, 18934713), (3, 6311571), (7, 2704959), (9, 2103857), (21, 901653), (37, 511749), (63, 300551), (111, 170583), (259, 73107), (333, 56861), (777, 24369), (2331, 8123)]