20934776

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{36857}}^1$

素因数の和:36934

約数の個数: 16

約数和(自身を含む): 39806640

約数和(自身を除く): 18871864

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 36857, 73714, 147428, 294856, 2616847, 5233694, 10467388, 20934776]

約数ペア:

[(1, 20934776), (2, 10467388), (4, 5233694), (8, 2616847), (71, 294856), (142, 147428), (284, 73714), (568, 36857)]