20971447196

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32564359}}^1$

素因数の和:32564393

約数の個数: 24

約数和(自身を含む): 43766499840

約数和(自身を除く): 22795052644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32564359, 65128718, 130257436, 227950513, 455901026, 748980257, 911802052, 1497960514, 2995921028, 5242861799, 10485723598, 20971447196]

約数ペア:

[(1, 20971447196), (2, 10485723598), (4, 5242861799), (7, 2995921028), (14, 1497960514), (23, 911802052), (28, 748980257), (46, 455901026), (92, 227950513), (161, 130257436), (322, 65128718), (644, 32564359)]