19019853

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2699}}^1$

素因数の和:2743

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 10464147

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2699, 7047, 8097, 24291, 72873, 78271, 218619, 234813, 655857, 704439, 2113317, 6339951, 19019853]

約数ペア:

[(1, 19019853), (3, 6339951), (9, 2113317), (27, 704439), (29, 655857), (81, 234813), (87, 218619), (243, 78271), (261, 72873), (783, 24291), (2349, 8097), (2699, 7047)]