219906418

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{38839}}^1$

素因数の和:39009

約数の個数: 16

約数和(自身を含む): 349560000

約数和(自身を除く): 129653582

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 38839, 77678, 737941, 1475882, 5787011, 11574022, 109953209, 219906418]

約数ペア:

[(1, 219906418), (2, 109953209), (19, 11574022), (38, 5787011), (149, 1475882), (298, 737941), (2831, 77678), (5662, 38839)]