19001061

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{8089}}^1$

素因数の和:8130

約数の個数: 20

約数和(自身を含む): 29366700

約数和(自身を除く): 10365639

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 8089, 24267, 72801, 218403, 234581, 655209, 703743, 2111229, 6333687, 19001061]

約数ペア:

[(1, 19001061), (3, 6333687), (9, 2111229), (27, 703743), (29, 655209), (81, 234581), (87, 218403), (261, 72801), (783, 24267), (2349, 8089)]