19488376

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{128213}}^1$

素因数の和:128238

約数の個数: 16

約数和(自身を含む): 38464200

約数和(自身を除く): 18975824

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 128213, 256426, 512852, 1025704, 2436047, 4872094, 9744188, 19488376]

約数ペア:

[(1, 19488376), (2, 9744188), (4, 4872094), (8, 2436047), (19, 1025704), (38, 512852), (76, 256426), (152, 128213)]