137749886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{18401}}^1$

素因数の和:18619

約数の個数: 16

約数和(自身を含む): 218615760

約数和(自身を除く): 80865874

約数列:

[1, 2, 19, 38, 197, 394, 3743, 7486, 18401, 36802, 349619, 699238, 3624997, 7249994, 68874943, 137749886]

約数ペア:

[(1, 137749886), (2, 68874943), (19, 7249994), (38, 3624997), (197, 699238), (394, 349619), (3743, 36802), (7486, 18401)]