20106922672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66141193}}^1$

素因数の和:66141220

約数の個数: 20

約数和(自身を含む): 41007540280

約数和(自身を除く): 20900617608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66141193, 132282386, 264564772, 529129544, 1058259088, 1256682667, 2513365334, 5026730668, 10053461336, 20106922672]

約数ペア:

[(1, 20106922672), (2, 10053461336), (4, 5026730668), (8, 2513365334), (16, 1256682667), (19, 1058259088), (38, 529129544), (76, 264564772), (152, 132282386), (304, 66141193)]