6639664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{21841}}^1$

素因数の和:21868

約数の個数: 20

約数和(自身を含む): 13542040

約数和(自身を除く): 6902376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 21841, 43682, 87364, 174728, 349456, 414979, 829958, 1659916, 3319832, 6639664]

約数ペア:

[(1, 6639664), (2, 3319832), (4, 1659916), (8, 829958), (16, 414979), (19, 349456), (38, 174728), (76, 87364), (152, 43682), (304, 21841)]