20449648

素因数分解:

$2^4\times {\mathrm{863}}^1\times {\mathrm{1481}}^1$

素因数の和:2352

約数の個数: 20

約数和(自身を含む): 39693888

約数和(自身を除く): 19244240

約数列:

[1, 2, 4, 8, 16, 863, 1481, 1726, 2962, 3452, 5924, 6904, 11848, 13808, 23696, 1278103, 2556206, 5112412, 10224824, 20449648]

約数ペア:

[(1, 20449648), (2, 10224824), (4, 5112412), (8, 2556206), (16, 1278103), (863, 23696), (1481, 13808), (1726, 11848), (2962, 6904), (3452, 5924)]