2011895091

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{671303}}^1$

素因数の和:671352

約数の個数: 20

約数和(自身を含む): 3086655792

約数和(自身を除く): 1074760701

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 671303, 2013909, 6041727, 18125181, 24838211, 54375543, 74514633, 223543899, 670631697, 2011895091]

約数ペア:

[(1, 2011895091), (3, 670631697), (9, 223543899), (27, 74514633), (37, 54375543), (81, 24838211), (111, 18125181), (333, 6041727), (999, 2013909), (2997, 671303)]