66883952

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220013}}^1$

素因数の和:220040

約数の個数: 20

約数和(自身を含む): 136408680

約数和(自身を除く): 69524728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220013, 440026, 880052, 1760104, 3520208, 4180247, 8360494, 16720988, 33441976, 66883952]

約数ペア:

[(1, 66883952), (2, 33441976), (4, 16720988), (8, 8360494), (16, 4180247), (19, 3520208), (38, 1760104), (76, 880052), (152, 440026), (304, 220013)]