38969456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{128189}}^1$

素因数の和:128216

約数の個数: 20

約数和(自身を含む): 79477800

約数和(自身を除く): 40508344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 128189, 256378, 512756, 1025512, 2051024, 2435591, 4871182, 9742364, 19484728, 38969456]

約数ペア:

[(1, 38969456), (2, 19484728), (4, 9742364), (8, 4871182), (16, 2435591), (19, 2051024), (38, 1025512), (76, 512756), (152, 256378), (304, 128189)]