20617685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22051}}^1$

素因数の和:22084

約数の個数: 16

約数和(自身を含む): 28579392

約数和(自身を除く): 7961707

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22051, 110255, 242561, 374867, 1212805, 1874335, 4123537, 20617685]

約数ペア:

[(1, 20617685), (5, 4123537), (11, 1874335), (17, 1212805), (55, 374867), (85, 242561), (187, 110255), (935, 22051)]