20325404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 42547680

約数和(自身を除く): 22222276

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 58, 68, 116, 187, 319, 374, 493, 638, 748, 937, 986, 1276, 1874, 1972, 3748, 5423, 10307, 10846, 15929, 20614, 21692, 27173, 31858, 41228, 54346, 63716, 108692, 175219, 298903, 350438, 461941, 597806, 700876, 923882, 1195612, 1847764, 5081351, 10162702, 20325404]

約数ペア:

[(1, 20325404), (2, 10162702), (4, 5081351), (11, 1847764), (17, 1195612), (22, 923882), (29, 700876), (34, 597806), (44, 461941), (58, 350438), (68, 298903), (116, 175219), (187, 108692), (319, 63716), (374, 54346), (493, 41228), (638, 31858), (748, 27173), (937, 21692), (986, 20614), (1276, 15929), (1874, 10846), (1972, 10307), (3748, 5423)]