161761364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2128439}}^1$

素因数の和:2128462

約数の個数: 12

約数和(自身を含む): 297981600

約数和(自身を除く): 136220236

約数列:

[1, 2, 4, 19, 38, 76, 2128439, 4256878, 8513756, 40440341, 80880682, 161761364]

約数ペア:

[(1, 161761364), (2, 80880682), (4, 40440341), (19, 8513756), (38, 4256878), (76, 2128439)]