20824304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{68501}}^1$

素因数の和:68528

約数の個数: 20

約数和(自身を含む): 42471240

約数和(自身を除く): 21646936

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 68501, 137002, 274004, 548008, 1096016, 1301519, 2603038, 5206076, 10412152, 20824304]

約数ペア:

[(1, 20824304), (2, 10412152), (4, 5206076), (8, 2603038), (16, 1301519), (19, 1096016), (38, 548008), (76, 274004), (152, 137002), (304, 68501)]