19694032

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64783}}^1$

素因数の和:64810

約数の個数: 20

約数和(自身を含む): 40166080

約数和(自身を除く): 20472048

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64783, 129566, 259132, 518264, 1036528, 1230877, 2461754, 4923508, 9847016, 19694032]

約数ペア:

[(1, 19694032), (2, 9847016), (4, 4923508), (8, 2461754), (16, 1230877), (19, 1036528), (38, 518264), (76, 259132), (152, 129566), (304, 64783)]