18426310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 39383136

約数和(自身を除く): 20956826

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 313, 406, 626, 841, 1015, 1565, 1682, 2030, 2191, 3130, 4205, 4382, 5887, 8410, 9077, 10955, 11774, 18154, 21910, 29435, 45385, 58870, 63539, 90770, 127078, 263233, 317695, 526466, 635390, 1316165, 1842631, 2632330, 3685262, 9213155, 18426310]

約数ペア:

[(1, 18426310), (2, 9213155), (5, 3685262), (7, 2632330), (10, 1842631), (14, 1316165), (29, 635390), (35, 526466), (58, 317695), (70, 263233), (145, 127078), (203, 90770), (290, 63539), (313, 58870), (406, 45385), (626, 29435), (841, 21910), (1015, 18154), (1565, 11774), (1682, 10955), (2030, 9077), (2191, 8410), (3130, 5887), (4205, 4382)]