12918537

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 20284160

約数和(自身を除く): 7365623

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 2437, 5301, 7311, 21933, 46303, 75547, 138909, 226641, 416727, 679923, 1435393, 4306179, 12918537]

約数ペア:

[(1, 12918537), (3, 4306179), (9, 1435393), (19, 679923), (31, 416727), (57, 226641), (93, 138909), (171, 75547), (279, 46303), (589, 21933), (1767, 7311), (2437, 5301)]