208489006

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{256129}}^1$

素因数の和:256179

約数の個数: 16

約数和(自身を含む): 350385840

約数和(自身を除く): 141896834

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 256129, 512258, 2817419, 5634838, 9476773, 18953546, 104244503, 208489006]

約数ペア:

[(1, 208489006), (2, 104244503), (11, 18953546), (22, 9476773), (37, 5634838), (74, 2817419), (407, 512258), (814, 256129)]