2018390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 4043520

約数和(自身を除く): 2025130

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 311, 590, 622, 649, 1298, 1555, 3110, 3245, 3421, 6490, 6842, 17105, 18349, 34210, 36698, 91745, 183490, 201839, 403678, 1009195, 2018390]

約数ペア:

[(1, 2018390), (2, 1009195), (5, 403678), (10, 201839), (11, 183490), (22, 91745), (55, 36698), (59, 34210), (110, 18349), (118, 17105), (295, 6842), (311, 6490), (590, 3421), (622, 3245), (649, 3110), (1298, 1555)]