81711184

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{37277}}^1$

素因数の和:37422

約数の個数: 20

約数和(自身を含む): 159475284

約数和(自身を除く): 77764100

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 37277, 74554, 149108, 298216, 596432, 5106949, 10213898, 20427796, 40855592, 81711184]

約数ペア:

[(1, 81711184), (2, 40855592), (4, 20427796), (8, 10213898), (16, 5106949), (137, 596432), (274, 298216), (548, 149108), (1096, 74554), (2192, 37277)]