208399144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1371047}}^1$

素因数の和:1371072

約数の個数: 16

約数和(自身を含む): 411314400

約数和(自身を除く): 202915256

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1371047, 2742094, 5484188, 10968376, 26049893, 52099786, 104199572, 208399144]

約数ペア:

[(1, 208399144), (2, 104199572), (4, 52099786), (8, 26049893), (19, 10968376), (38, 5484188), (76, 2742094), (152, 1371047)]