20427426

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{39133}}^1$

素因数の和:39170

約数の個数: 24

約数和(自身を含む): 45786780

約数和(自身を除く): 25359354

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 39133, 78266, 117399, 234798, 352197, 704394, 1134857, 2269714, 3404571, 6809142, 10213713, 20427426]

約数ペア:

[(1, 20427426), (2, 10213713), (3, 6809142), (6, 3404571), (9, 2269714), (18, 1134857), (29, 704394), (58, 352197), (87, 234798), (174, 117399), (261, 78266), (522, 39133)]