189087088

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{621997}}^1$

素因数の和:622024

約数の個数: 20

約数和(自身を含む): 385638760

約数和(自身を除く): 196551672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 621997, 1243994, 2487988, 4975976, 9951952, 11817943, 23635886, 47271772, 94543544, 189087088]

約数ペア:

[(1, 189087088), (2, 94543544), (4, 47271772), (8, 23635886), (16, 11817943), (19, 9951952), (38, 4975976), (76, 2487988), (152, 1243994), (304, 621997)]