2009013872

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{2671561}}^1$

素因数の和:2671616

約数の個数: 20

約数和(自身を含む): 3975284256

約数和(自身を除く): 1966270384

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 2671561, 5343122, 10686244, 21372488, 42744976, 125563367, 251126734, 502253468, 1004506936, 2009013872]

約数ペア:

[(1, 2009013872), (2, 1004506936), (4, 502253468), (8, 251126734), (16, 125563367), (47, 42744976), (94, 21372488), (188, 10686244), (376, 5343122), (752, 2671561)]