20617396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{6451}}^1$

素因数の和:6519

約数の個数: 24

約数和(自身を含む): 39021696

約数和(自身を除く): 18404300

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 799, 1598, 3196, 6451, 12902, 25804, 109667, 219334, 303197, 438668, 606394, 1212788, 5154349, 10308698, 20617396]

約数ペア:

[(1, 20617396), (2, 10308698), (4, 5154349), (17, 1212788), (34, 606394), (47, 438668), (68, 303197), (94, 219334), (188, 109667), (799, 25804), (1598, 12902), (3196, 6451)]