210008654672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{690817943}}^1$

素因数の和:690817970

約数の個数: 20

約数和(自身を含む): 428307125280

約数和(自身を除く): 218298470608

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 690817943, 1381635886, 2763271772, 5526543544, 11053087088, 13125540917, 26251081834, 52502163668, 105004327336, 210008654672]

約数ペア:

[(1, 210008654672), (2, 105004327336), (4, 52502163668), (8, 26251081834), (16, 13125540917), (19, 11053087088), (38, 5526543544), (76, 2763271772), (152, 1381635886), (304, 690817943)]