169154378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{22369}}^1$

素因数の和:22589

約数の個数: 16

約数和(自身を含む): 268440000

約数和(自身を除く): 99285622

約数列:

[1, 2, 19, 38, 199, 398, 3781, 7562, 22369, 44738, 425011, 850022, 4451431, 8902862, 84577189, 169154378]

約数ペア:

[(1, 169154378), (2, 84577189), (19, 8902862), (38, 4451431), (199, 850022), (398, 425011), (3781, 44738), (7562, 22369)]