684328208

素因数分解:

$2^4\times {\mathrm{3109}}^1\times {\mathrm{13757}}^1$

素因数の和:16874

約数の個数: 20

約数和(自身を含む): 1326408780

約数和(自身を除く): 642080572

約数列:

[1, 2, 4, 8, 16, 3109, 6218, 12436, 13757, 24872, 27514, 49744, 55028, 110056, 220112, 42770513, 85541026, 171082052, 342164104, 684328208]

約数ペア:

[(1, 684328208), (2, 342164104), (4, 171082052), (8, 85541026), (16, 42770513), (3109, 220112), (6218, 110056), (12436, 55028), (13757, 49744), (24872, 27514)]